diff --git a/src/db/ido/mod.rs b/src/db/ido/mod.rs
index c29edd1..0489f5c 100644
--- a/src/db/ido/mod.rs
+++ b/src/db/ido/mod.rs
@@ -81,8 +81,10 @@ static MIN_PLP_AFTER_DISCOUNT: LazyLock<Integer> = LazyLock::new(|| Integer::fro
 // commitment carries the economic parameters (platform fee, execution fees,
 // offering-duration window, delphi category, platform-fee nfth) that the
 // announced IDO parameters are validated against.
-// TODO:: set the ido params nft category for chipnet
-const CHIPNET_IDO_PARAMS_NFT_CATEGORY: &[u8; 32] = &[0u8; 32];
+const CHIPNET_IDO_PARAMS_NFT_CATEGORY: &[u8; 32] = &[
+    0xc9, 0x16, 0x7d, 0x12, 0x39, 0x46, 0x27, 0xba, 0x28, 0x30, 0x70, 0x5f, 0xb2, 0xb0, 0xf0, 0x0b,
+    0x49, 0xeb, 0x28, 0x46, 0x9e, 0x65, 0xda, 0x53, 0x69, 0x12, 0xd0, 0x50, 0x75, 0x89, 0x08, 0x00,
+];
 // TODO:: set the ido params nft category for mainnet
 const MAINNET_IDO_PARAMS_NFT_CATEGORY: &[u8; 32] = &[0u8; 32];
 
@@ -122,7 +124,7 @@ static IDO_INITIATOR_CONTRACT: LazyLock<Vec<u8>> = LazyLock::new(|| {
     hex::decode("c0ce827701209dc0cf827700a0695579827701209dc0c85779c8885679c99dc0c85779c8885679c99d5479529376ca827778ca7853947f77527f75817bca7b53945279947f777c7f7501157f7701207f75c0cfc0ce7eaa88547ac852d1827701209d52d300a06902aa20c101147f755479827751807e54797e5379827751807e537a7e01207e7b7e01207e52d17e01207e547a7e587e52d358807e537a7eaa7e01877e57cd8857ccc0c6a26957d1c0ce8857d2c0cf8857d3c0d09d525752807e7c7e7658cd8858cc02e803a26958d1008859cd8859cc78c6a26959d178ce8859d278cf8859d37cd09c").unwrap()
 });
 static IDO_POSTLAUNCH_CONTRACT: LazyLock<Vec<u8>> = LazyLock::new(|| {
-    hex::decode("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").unwrap()
+    hex::decode("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").unwrap()
 });
 static IDO_PREINIT_CONTRACT: LazyLock<Vec<u8>> = LazyLock::new(|| {
     hex::decode("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").unwrap()
@@ -141,7 +143,7 @@ static REBUILD_IPFS_PLACEHOLDER_BCMR_FOR_GENESIS_WITH_AUTHGUARD_CONTRACT: LazyLo
 
 /// The 121-byte commitment of the ORB IdoParams NFT (libriften
 /// packages/cauldron/src/orb/v0). Byte layout:
-///   [0]        version
+///   [0]        version                (must equal IDO_PARAMS_VERSION)
 ///   [1..33]    orbPoolParamsCategory
 ///   [33..65]   delphiCategory
 ///   [65..97]   platformFeeNfth
@@ -155,7 +157,13 @@ static REBUILD_IPFS_PLACEHOLDER_BCMR_FOR_GENESIS_WITH_AUTHGUARD_CONTRACT: LazyLo
 /// uses, so equality checks against announced parameters are direct compares.
 const IDO_PARAMS_COMMITMENT_SIZE: usize = 121;
 
+/// The only ORB IdoParams NFT commitment version this indexer understands
+/// (libriften `ORB_IDO_PARAMS_VERSION`). Any other value means the params NFT
+/// was minted for a newer/incompatible layout and the IDO is not indexed.
+const IDO_PARAMS_VERSION: u8 = 0x00;
+
 pub struct IdoParamsNftCommitment {
+    pub version: u8,
     pub orbPoolParamsCategory: Vec<u8>,
     pub delphiCategory: Vec<u8>,
     pub platformFeeNfth: Vec<u8>,
@@ -175,6 +183,7 @@ fn parse_ido_params_nft_commitment(commitment: &[u8]) -> Result<IdoParamsNftComm
         ));
     }
     Ok(IdoParamsNftCommitment {
+        version: commitment[0],
         orbPoolParamsCategory: commitment[1..33].to_vec(),
         delphiCategory: commitment[33..65].to_vec(),
         platformFeeNfth: commitment[65..97].to_vec(),
@@ -1644,36 +1653,51 @@ fn parse_ido_preinit_tx_params(
                     }
                 }
                 if let Some(ref ido_params) = ido_params_commitment {
-                    if preinit_parameters.offering.delphiCategory != ido_params.delphiCategory {
+                    // The remaining fields are read at v0 commitment offsets, so a
+                    // different version could mean a different layout: reject on the
+                    // version alone and skip the parameter comparisons.
+                    if ido_params.version != IDO_PARAMS_VERSION {
                         invalid_ido_reasons.push(anyhow::anyhow!(
-                            "offering.delphiCategory != ido_params.delphiCategory"
-                        ));
-                        is_valid_ido = false;
-                    }
-                    if preinit_parameters.offering.platformFeeNFTH != ido_params.platformFeeNfth {
-                        invalid_ido_reasons.push(anyhow::anyhow!(
-                            "offering.platformFeeNFTH != ido_params.platformFeeNfth"
-                        ));
-                        is_valid_ido = false;
-                    }
-                    if preinit_parameters.offering.platformFeeNumerator != ido_params.platformFee {
-                        invalid_ido_reasons.push(anyhow::anyhow!(
-                            "offering.platformFeeNumerator != ido_params.platformFee"
-                        ));
-                        is_valid_ido = false;
-                    }
-                    if preinit_parameters.offering.executionFee != ido_params.entryExecutionFee {
-                        invalid_ido_reasons.push(anyhow::anyhow!(
-                            "offering.executionFee != ido_params.entryExecutionFee"
-                        ));
-                        is_valid_ido = false;
-                    }
-                    if preinit_parameters.orbPoolParamsCategory != ido_params.orbPoolParamsCategory
-                    {
-                        invalid_ido_reasons.push(anyhow::anyhow!(
-                            "orbPoolParamsCategory baked in the postlaunch bytecode != ido_params.orbPoolParamsCategory"
+                            "ido params nft version {} is incompatible with the indexer (expected {})",
+                            ido_params.version,
+                            IDO_PARAMS_VERSION
                         ));
                         is_valid_ido = false;
+                    } else {
+                        if preinit_parameters.offering.delphiCategory != ido_params.delphiCategory {
+                            invalid_ido_reasons.push(anyhow::anyhow!(
+                                "offering.delphiCategory != ido_params.delphiCategory"
+                            ));
+                            is_valid_ido = false;
+                        }
+                        if preinit_parameters.offering.platformFeeNFTH != ido_params.platformFeeNfth
+                        {
+                            invalid_ido_reasons.push(anyhow::anyhow!(
+                                "offering.platformFeeNFTH != ido_params.platformFeeNfth"
+                            ));
+                            is_valid_ido = false;
+                        }
+                        if preinit_parameters.offering.platformFeeNumerator != ido_params.platformFee
+                        {
+                            invalid_ido_reasons.push(anyhow::anyhow!(
+                                "offering.platformFeeNumerator != ido_params.platformFee"
+                            ));
+                            is_valid_ido = false;
+                        }
+                        if preinit_parameters.offering.executionFee != ido_params.entryExecutionFee {
+                            invalid_ido_reasons.push(anyhow::anyhow!(
+                                "offering.executionFee != ido_params.entryExecutionFee"
+                            ));
+                            is_valid_ido = false;
+                        }
+                        if preinit_parameters.orbPoolParamsCategory
+                            != ido_params.orbPoolParamsCategory
+                        {
+                            invalid_ido_reasons.push(anyhow::anyhow!(
+                                "orbPoolParamsCategory baked in the postlaunch bytecode != ido_params.orbPoolParamsCategory"
+                            ));
+                            is_valid_ido = false;
+                        }
                     }
                 }
 
@@ -1704,7 +1728,10 @@ fn parse_ido_preinit_tx_params(
                                 let delphi_timestamp =
                                     u64::from_le_bytes([c[0], c[1], c[2], c[3], c[4], c[5], 0, 0]);
                                 created_at = delphi_timestamp as i64;
-                                if let Some(ref ido_params) = ido_params_commitment {
+                                if let Some(ido_params) = ido_params_commitment
+                                    .as_ref()
+                                    .filter(|p| p.version == IDO_PARAMS_VERSION)
+                                {
                                     let offering_duration =
                                         &preinit_parameters.offering.launchConditions.expiresAt
                                             - Integer::from(delphi_timestamp);
@@ -2058,7 +2085,10 @@ fn parse_ido_preinit_tx(
         // collect the preinit (create) execution fee: sats paid to bare-p2s
         // p2nfth(platformFeeNFTH) outputs, which must cover the
         // createExecutionFee pinned by the IdoParams NFT commitment.
-        if let Some(ref ido_params) = ido_params_commitment {
+        if let Some(ido_params) = ido_params_commitment
+            .as_ref()
+            .filter(|p| p.version == IDO_PARAMS_VERSION)
+        {
             let mut preinit_paid_fee: u64 = 0;
             let fee_script = build_p2nfth_script(&params.offering.platformFeeNFTH);
             for output in &tx.output {
@@ -3408,7 +3438,7 @@ mod tests {
     #[test]
     fn ido_params_nft_commitment_roundtrip() {
         let mut commitment = vec![0u8; IDO_PARAMS_COMMITMENT_SIZE];
-        commitment[0] = 1; // version
+        commitment[0] = IDO_PARAMS_VERSION; // version
         commitment[1..33].copy_from_slice(&[0xAA; 32]); // orbPoolParamsCategory
         commitment[33..65].copy_from_slice(&[0xBB; 32]); // delphiCategory
         commitment[65..97].copy_from_slice(&[0xCC; 32]); // platformFeeNfth
@@ -3425,6 +3455,7 @@ mod tests {
         commitment[117..121]
             .copy_from_slice(&encode_padded_vm_number(&Integer::from(1000i64), 4).unwrap());
         let parsed = parse_ido_params_nft_commitment(&commitment).expect("should parse");
+        assert_eq!(parsed.version, IDO_PARAMS_VERSION);
         assert_eq!(parsed.orbPoolParamsCategory, vec![0xAA; 32]);
         assert_eq!(parsed.delphiCategory, vec![0xBB; 32]);
         assert_eq!(parsed.platformFeeNfth, vec![0xCC; 32]);