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 - CATANDUANES ED Award a ₱23.8M contract to HERBANA BUILDERS AND SUPPLYNational agencies
Transaction hash:
5d20dfe3d2c5b171d65c7ff1e07e966aef444321381fe2a4b1327a5a3e52f861
Status:
Included and unchanged
Block:
#3,427 2,586 blocks after it
Position in block:
Transaction 91 of 274
Award day:
May 24, 2018 (8 yrs 5 mo ago)
Value:
₱23,763,585.01
Project:
18FH0101 - CONCRETING OF IYAO-SALVACION ROAD, CARA
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 #3,427 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 2018 LP", i.e. the FY2018 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 - CATANDUANES ED awarded it to HERBANA BUILDERS AND SUPPLY on 2018-05-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18FH0101: 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 2019-02-05). 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 5d20dfe3d2…52f861now …
- 2. Block Merkle root changedstored d4b0737d5e…81a760now …
- 3. Block #3427 hash changedstored dacdb4d4da…1f4af1now …
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 273 records. Each step hashes the current value together with the sibling shown.
- leaf 5d20dfe3d2c5b171d65c7ff1e07e966aef444321381fe2a4b1327a5a3e52f861
- 01 L 5d0e35cf9442737eac7bfc2308c55dcebe04c7e23667d7f8202dd1e490b8d890
- 02 L 4999177dfbd437b5f909e76ac79fe89b71bc2c0f4eda15cae35eb2ce50a1c3f3
- 03 R 160fcd3d8c07beb3c49a30f8f388ba8fddafd7904c479e9dc8d52c37a221eec8
- 04 L 0c86af0c0b363a44f013284281f771d58504a6ba02791007e8bdbccad9c5ae44
- 05 L ede85f10805b3febd16fc8533e37f05292e8801fde3c182b90cecf369e8887e4
- 06 R 910b4d6cffb7991cad176bacddefcebbd32d9e00938eacaa12bc9d19ce97621c
- 07 L d1bcdaa3e17456e2c5b96c1d7260aa389616ee8b11116ffa055b7e0c5979d5c9
- 08 R 7c7e55447ce73f05bd3158b0e35ee4766ce0e92932ff72614d15dd64d081eb82
- 09 R 77b66b371219ba4b6499e39ab3a32ccdc1d3051df1f4ecc6ecc60f679c7005f2
- root d4b0737d5e3ddafa89da7a8a4a403b5570a1a8769d78d0b1a71af297e881a760