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 ₱3.5M contract to STAR WILLIAM CONSTRUCTIONNational agencies
Transaction hash:
19dceffdd57ebcf0e45617e67848c83d0c7ef210cbd734db87712b8be3d43669
Status:
Included and unchanged
Block:
#2,021 3,992 blocks after it
Position in block:
Transaction 4 of 72
Award day:
Mar 11, 2014 (12 yrs 8 mo ago)
Value:
₱3,545,638.10
Project:
Desilting of Nangka River, Brgy. Parang, Marikina
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 #2,021 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)The award does not say which budget line pays for it.Not published
- 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 STAR WILLIAM CONSTRUCTION on 2014-03-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 19dceffdd5…d43669now …
- 2. Block Merkle root changedstored 5abf4f333d…baf228now …
- 3. Block #2021 hash changedstored b577e7e336…dccdd6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 71 records. Each step hashes the current value together with the sibling shown.
- leaf 19dceffdd57ebcf0e45617e67848c83d0c7ef210cbd734db87712b8be3d43669
- 01 R 23f92531f54bc76d7e0b91d8847ef0ca1ed575f2a82788b23f7e149659cd962e
- 02 R 199bc6c1a6e5342941859f187bd7b205490289e07f3e4251830cc3e933125fff
- 03 L 00c6c407021943b0ebb18bc6cfdfdbe7da923aeb244d8d885b9a85aabf59f5ca
- 04 R 310784555438b2017a576ca2a52859b1e269364da91fe484d9c66ec7ed761b8d
- 05 R 13b3132d60406a81e8d7ade39c329c74f988ff1b960eaf456f93f789a4f38c3f
- 06 R 4ade4caa65f2f3ede007a0ecc509c0ba46c64899e0b5ec9f9a54e8348b63cee3
- 07 R a244968499cc8c5bf6d2679a80ed25f30e0bd739dc3c1a899c5bd6693a661789
- root 5abf4f333de0c20412b3f220c6e45462ba46f6af10f758742aabcd76a6baf228