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 - N. ORIENTAL 3RD Award a ₱11.7M contract to BIGFOOT CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
7a48d0933beeec08939caa00f74c5690b829501e147a243c62c22a503697196d
Status:
Included and unchanged
Block:
#1,975 4,038 blocks after it
Position in block:
Transaction 43 of 78
Award day:
Jan 17, 2014 (12 yrs 9 mo ago)
Value:
₱11,741,327.26
Project:
13HL0031
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 #1,975 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 - N. ORIENTAL 3RD awarded it to BIGFOOT CONSTRUCTION AND SUPPLY on 2014-01-17.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 7a48d0933b…97196dnow …
- 2. Block Merkle root changedstored 5dd9b8303d…2a6318now …
- 3. Block #1975 hash changedstored baed06e3c6…48a5a3now …
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 77 records. Each step hashes the current value together with the sibling shown.
- leaf 7a48d0933beeec08939caa00f74c5690b829501e147a243c62c22a503697196d
- 01 L 799f98ecee0e26a8fc2b79e88e34c9c743da38fdfe84b08899a490714d32dee3
- 02 L a2a86cf7bccad17dfc6b28d2d049997f42b96bed796c9e0a9c9a1b9d5e729950
- 03 R 76c631b98bad9260c2c82a8546b4914475ac7b436320e2a3171ed86b7981dec2
- 04 L 169916d7586bde1b26cf68c5e6124a4e27068da131edae0684afa3be9e1a7e47
- 05 R a6f1bdb5cc58545d3312fba3fdc69e6b54e06d2f98b4a3ce874d39eea50a51be
- 06 L 6561e60dbf2f81224e31d5d4f4bd45c4550cda18be92e3af550881e87d37e311
- 07 R 23864e3f7d14d4e5638992289f1358dd0569975208fe9cc5bb467743a5b2d5b4
- root 5dd9b8303d58b7c06ab180ebfaec9e93c976b30bd2ea2a43a6f605fade2a6318