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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SAMAR 2ND DEO Award a ₱9.7M contract to ETAN CONSTRUCTIONNational agencies
Transaction hash:
2e5ef90775cc44e9d4bfeada52d7edf91bb928d47ec7b03274752270601ae3dd
Status:
Included and unchanged
Block:
#5,089 924 blocks after it
Position in block:
Transaction 59 of 284
Award day:
Mar 10, 2023 (3 yrs 8 mo ago)
Value:
₱9,702,000.00
Project:
23IK0037
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 #5,089 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)DPWH lists the funding source as "Regular Infra - GAA 2023 CSSP", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SAMAR 2ND DEO awarded it to ETAN CONSTRUCTION on 2023-03-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23IK0037: On-Going, 100% physical progress.Found
- 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
2 of 8 documents found, 1 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 2e5ef90775…1ae3ddnow …
- 2. Block Merkle root changedstored dd91f3b46e…0c5f85now …
- 3. Block #5089 hash changedstored 9717256a0c…ff0484now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 283 records. Each step hashes the current value together with the sibling shown.
- leaf 2e5ef90775cc44e9d4bfeada52d7edf91bb928d47ec7b03274752270601ae3dd
- 01 L 2dd2ac4256cbff599e98ac24c0dcc6b60cf235884234c42061e73d285f27a7fc
- 02 L a9989ffc81c303c6affc5a9a7d260f72658ae329b8df09e9257b5d122cb2897e
- 03 R 6e556ef200900a8ebb57c4ea5601bfe6390ee5f9586259b85c305770a1250608
- 04 L 58d858690f2b7770ed86891a2d3e4af7eefe59d7a0c43e6aaf39876bfa25342d
- 05 L 9a94e150d9559f9fae653e68c76af2dd363feb94a612edbe9e5f606a28418798
- 06 L 7aa2b0d6345719a46f790e0cb65928b2cea7ae85bb4d997e4eab5c51eaa2f043
- 07 R fe78f9e3e612bf0288d2b56307902339f98128e5ec1bab5618dc7e946e07b432
- 08 R 0346c02a68811da078c6e2326301dd5346d89b9deba4c03761f5ecdff5a5bded
- 09 R c45502e6a3d34bdc9f8b7e1aba14f6aa31c384feb830a4cc20efe1f04060e8cf
- root dd91f3b46ede799883f7d21cc0bb1ef8227a808e162b003878e7d0a2c20c5f85