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 - NORTHERN SAMAR 1ST Award a ₱6.9M contract to CHRISTFER CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
c03f60ff67273bd030bb13b816cd4b637e4cbff4190835885bd48c371ecf9485
Status:
Included and unchanged
Block:
#4,346 1,667 blocks after it
Position in block:
Transaction 153 of 189
Award day:
Jan 26, 2021 (5 yrs 9 mo ago)
Value:
₱6,923,420.09
Project:
21IH0012
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 #4,346 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 2021 LP", i.e. the FY2021 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 - NORTHERN SAMAR 1ST awarded it to CHRISTFER CONSTRUCTION & SUPPLY on 2021-01-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21IH0012: 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 2021-10-23). 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 c03f60ff67…cf9485now …
- 2. Block Merkle root changedstored 38d82be5f3…fd09f8now …
- 3. Block #4346 hash changedstored 4d62464f5b…747411now …
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 188 records. Each step hashes the current value together with the sibling shown.
- leaf c03f60ff67273bd030bb13b816cd4b637e4cbff4190835885bd48c371ecf9485
- 01 L beba45ca8cbfa744c5a82ea1551e656e90f19a37b67d56518ffede583585ed3f
- 02 R 3b92500be333be8ab01617d07cd8d088ef82cece8c3f0cfdccbbb1813ffab496
- 03 R b63a2ae1a733bc1c90eb20e8191527b691c53fa5918c2aa2c91e122ef0de6d8d
- 04 L 883d67b7332077cd052a8e2396139095f1a03b7e5e17bd2f03b87a45a6a78b8c
- 05 L faf65c3f828123143989814a77ffb35683c7afa843cf53b3fb0cfcaf4c7d3d30
- 06 R 508d5d9bd9331d2165023194405810c71dc2710c9307ea08514c9c5a2044265d
- 07 R b3aa00c9b06716abf9b4300cf89f2ae2cc74a06cdbeefdd1bc20ef3abd23d938
- 08 L 58458dc3e0be1bcc29f4cd09fdfc5e5cd76188a489b403847f23e33348498448
- root 38d82be5f398059f60462c5b4a3cd020ba2894c67606b892461c2515b4fd09f8