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 - BULACAN 2ND DEO Award a ₱9.7M contract to 1199S CONSTRUCTIONNational agencies
Transaction hash:
7bb48626724f6fa19d7401ead8900dc38416f3843cc382789ecb898c53d1005c
Status:
Included and unchanged
Block:
#5,193 820 blocks after it
Position in block:
Transaction 147 of 326
Award day:
Jun 23, 2023 (3 yrs 4 mo ago)
Value:
₱9,651,330.09
Project:
23CD0148 - Convergence and Special Support Program
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 #5,193 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 - BULACAN 2ND DEO awarded it to 1199S CONSTRUCTION on 2023-06-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CD0148: 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 2023-12-18). 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 7bb4862672…d1005cnow …
- 2. Block Merkle root changedstored 22d81ff0ce…7046f6now …
- 3. Block #5193 hash changedstored 12a3ce6c2a…7b3d60now …
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 325 records. Each step hashes the current value together with the sibling shown.
- leaf 7bb48626724f6fa19d7401ead8900dc38416f3843cc382789ecb898c53d1005c
- 01 L 7b15f7b6d47424677a6121ba4e9183cf6272e295a7dde560f64a77c5961999fa
- 02 L 3e4104db5761961d1b75228fa745a92d2e263f44aa7d2560bff933678112ebc9
- 03 R 531ca4448f3e4ef046aabe336ae0ed2f024552c7c056b68fef56bc26742a8f9f
- 04 R 3298726ba4d1f22200488e7273692ae5eaba236ff59553d225ccf95ea6b6dfaf
- 05 L 6fc3cc59691b4d9d1257409de22e475bdaa9a06a3ef4d1fcb808daacaa819605
- 06 R b835b88aa7ba21c26b8a06bbff2b0d8658ed54bea01e06107d619726710e4744
- 07 R e941da2d00fbb99676e00d2bf74be193d870f473631b3bf7a5bef92e933ee090
- 08 L 48109679a108a4cedc4020624b03cec994c4f204f465a6fa16662b74222dfc34
- 09 R 7e352ecde9666676deb8b429db19bb617cde61faaa7289b0137d8c9d4bd76e3d
- root 22d81ff0ce94f670fe080743a2f428c7d63ec6dc733059642fc24a89897046f6