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 - METRO MANILA 1ST E Award a ₱94.6M contract to TOUGHBUILT CONSTRUCTION & TRADING INCNational agencies
Transaction hash:
458e65609634af554f25f04d57611beb76a24560427f6964fcc9dd9ddd652b9d
Status:
Included and unchanged
Block:
#5,768 245 blocks after it
Position in block:
Transaction 274 of 927
Award day:
Feb 10, 2025 (1 yr 9 mo ago)
Value:
₱94,567,760.82
Project:
Contract ID No. 25OB0128 - Construction of Slope
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 #5,768 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 2025 OO-2", i.e. the FY2025 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 - METRO MANILA 1ST E awarded it to TOUGHBUILT CONSTRUCTION & TRADING INC on 2025-02-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25OB0128: Completed, 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)DPWH marks the contract "Completed" (end 2025-07-14). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 458e656096…652b9dnow …
- 2. Block Merkle root changedstored 2ae7cb6b53…4bb3f9now …
- 3. Block #5768 hash changedstored 0399ea4bf9…5a4180now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 926 records. Each step hashes the current value together with the sibling shown.
- leaf 458e65609634af554f25f04d57611beb76a24560427f6964fcc9dd9ddd652b9d
- 01 R 4597cdddb15a83362f8f9166c4abfcb500767c128145d76b5982e79cce2536cf
- 02 L 38b5c72e749e947cd4cca2ad3ad285db807d7d5740bd5f16da4525abc2b0681e
- 03 R 358271b3b984a3db97ffe55f17f54fe641222b9a43cb0bfac64f03fc330b48c9
- 04 R 6d942f6e3124023c8df1e7322e1ece92bdc2331a9db55b02f1078b2e2256f83e
- 05 L 99fdfc9f213dedfdc54a1bef996861b140d58231d434720528619b7482c5db70
- 06 R 695229ab4ab9f52a7e32d63dc712c8706781663734e343723a5c0dfb7edbd679
- 07 R 5b34aa09bc1415f3d4b5f6a33622de494c2c8d92b48b0465248c7dcf973bef93
- 08 R 4b6a629b63c6b563b0b2d4d8a42397f61779d4fbc69fccf7a82f2c81fbe6707d
- 09 L b4189aed6af9dbd09f09840bb249f1203bc3d769c4a3397edc457ef03ec7a270
- 10 R 53e1d06b637b68b9da121677f4ccdd1b7ab14e483b5e9489797a4efa4f16ff27
- root 2ae7cb6b533692fb620c8caead3af3e6e7aebb394d1b6e9a7b30a7e8d04bb3f9