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 - CAGAYAN 3RD DEO Award a ₱3.2M contract to CASAN CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
a9028504b95b1beb7bea7dcafde3529455bf97e9c4364f55a8a3374195c9b43c
Status:
Included and unchanged
Block:
#3,074 2,939 blocks after it
Position in block:
Transaction 153 of 228
Award day:
May 12, 2017 (9 yrs 6 mo ago)
Value:
₱3,229,727.27
Project:
Construction of Rainwater Collector System (RCWS)
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 #3,074 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 2017 MFO-3", i.e. the FY2017 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 - CAGAYAN 3RD DEO awarded it to CASAN CONSTRUCTION AND TRADING on 2017-05-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17BD0090: 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 2017-06-25). 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 a9028504b9…c9b43cnow …
- 2. Block Merkle root changedstored 5f2bd1ba01…3bfcc0now …
- 3. Block #3074 hash changedstored ab20b426d2…c9b9f1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 227 records. Each step hashes the current value together with the sibling shown.
- leaf a9028504b95b1beb7bea7dcafde3529455bf97e9c4364f55a8a3374195c9b43c
- 01 L a7c3f1a86d0ff3e4cc72394577d034c77d596c76e175d782233a1f7480d6f180
- 02 R 15fbbdbf79e557d8170ffc2930d63264b97d73a429e1c21cfca952c48e10141e
- 03 R 305d5462ae7c955f07c966286320bfd2176525512dafa51829fb1bb71d57bcbd
- 04 L cb024b55cf943366a4754119401a1fe8ffd962129fc401473261ceaff5f984d7
- 05 L 49a065c5fad426af167155d7afffe25b3cd2a77eec3f6a6008d8bf86a6387738
- 06 R 5752c58d6dd3dd3b34a900b8542b61c1655d45ffa41fb3ce5030800a9608a403
- 07 R e33d239151b7acfefbf079a86ff718646f871fd3cdb52e239b9ab3ccc174ed86
- 08 L 12d198e1d28b3d695c678711bdfea80fba0370eae89f94fdba28e3c748bbc9a5
- root 5f2bd1ba01087668b46ca3e3797ed55d829eda2b72e04b0f74c6b4b4de3bfcc0