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 - ILOCOS NORTE 2ND D Award a ₱8.8M contract to ASTRO BUILDERS AND CONSTRUCTION RESOURCES, INC.National agencies
Transaction hash:
324ec579cf5399337fd37e6f05e9f52a2a33383e0afe80048144b1e32a7efeb4
Status:
Included and unchanged
Block:
#4,237 1,776 blocks after it
Position in block:
Transaction 229 of 1,204
Award day:
Sep 30, 2020 (6 yrs 1 mo ago)
Value:
₱8,835,323.54
Project:
20AB0087
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 #4,237 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 2020 OO-1", i.e. the FY2020 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 - ILOCOS NORTE 2ND D awarded it to ASTRO BUILDERS AND CONSTRUCTION RESOURCES, INC. on 2020-09-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20AB0087: 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 2022-01-03). 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 324ec579cf…7efeb4now …
- 2. Block Merkle root changedstored 4cf44a6f10…210053now …
- 3. Block #4237 hash changedstored eb3a99c020…e97410now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,203 records. Each step hashes the current value together with the sibling shown.
- leaf 324ec579cf5399337fd37e6f05e9f52a2a33383e0afe80048144b1e32a7efeb4
- 01 L 320ffd68006e6a9b10d25244af1917627a4417782d0e08b448ca841493b59213
- 02 R 41f741870c5a6f6b9beebc6293906495f711ef34d65d3151a597d66cadb6db67
- 03 L da02e76addb198344a82e30a936cf24d8e95e22a19683e53333546d392c7722f
- 04 R c3ebfc21a57fcbf830e6515d9d9166240ea96ecfe09df9b1d9bc1c7535712f96
- 05 R e641ed5ae424cdbf3afcaa2d8c79db892a301114e34ab33484e9791a401be8b1
- 06 L a60d3418602acf6509736f6a0f0e65112e817ebf9a632b9c7f72ce316dc91013
- 07 L 275ee959221f1654183b086f8f9f6b15014b60964363275b186d9d0f8a6ee027
- 08 L 7ddee204598fe810d7c578db7fa6c06bb27e306d318f65825e9a966d3b1d3fde
- 09 R f76fd4ee454a06adb5c6dd94c9fbf0ee659dea74003747e15da015e40e173511
- 10 R dfb8d572427e6eb8e96b8fd723bbf9db85376a4c5a3d360e0885a7b63eac2f67
- 11 R e52c213a4925397c81e73943717e6ef5b4b6d040d892e4fd42fd5683a7fcc063
- root 4cf44a6f10836aed6e9128ce74ac7e3c1f227597e75d25328502126aac210053