DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
NATIONAL IRRIGATION ADMINISTRATION - REGION I Award a ₱249.9M contract to BOLTRON BUILDERS CORPORATIONNational agencies
Transaction hash:
3aa6b683fe8ab70ec2cabfd551b49a0881dcf07ab64511c8e4253c045c2d8340
Status:
Included and unchanged
Block:
#5,974 39 blocks after it
Position in block:
Transaction 32 of 111
Award day:
Sep 26, 2025 (1 yr 1 mo ago)
Value:
₱249,852,167.07
Project:
Banaoang PIS - Package 2/Repair PIS/CY 2025
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,974 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)NATIONAL IRRIGATION ADMINISTRATION - REGION I awarded it to BOLTRON BUILDERS CORPORATION on 2025-09-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 3aa6b683fe…2d8340now …
- 2. Block Merkle root changedstored e55684c3e4…b4cb61now …
- 3. Block #5974 hash changedstored 80c7f64ce8…bb626anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 110 records. Each step hashes the current value together with the sibling shown.
- leaf 3aa6b683fe8ab70ec2cabfd551b49a0881dcf07ab64511c8e4253c045c2d8340
- 01 R 411b34efb1108c7ecb17c69cb917ca6e0c1a889a43ddc37e53e7e742e169126b
- 02 R b2cdd286c8788c5fdcdf1eb1a9d57777bb95d27e69f08c70c9bab5cc5828a789
- 03 R 3cf29365cb2d607dc9e24d0c8a33e7e1717eb9b7951ef1dfef57b50d977395ec
- 04 R f3d6b38ed7abe90f460bc5b2701b84cf4f9edb0edacd0edc29d144ad13e11e8b
- 05 R 8d95a6adcddab6c3a1fe5d4e8cc43ab6e3c8d615cdc1a870542412f8ce3215e7
- 06 L fc52cc0f01039483c98476dad2763b884a98577d93ca56f2588827a1cffea49c
- 07 R a6886df3887fee259f48de2e9dea604cdf9cc0e2c2456bc50fd20f55f05f776d
- root e55684c3e418a9f1beb8927d09bb59ec1dc20dda10a8bd02686e77af9ab4cb61