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
TARLAC STATE UNIVERSITY Award a ₱799.0K contract to E R DIAMSE ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
7f549b70eec4fbe654d2ffedc96342e425530aada7155f5c0f4f5499f1dc20fd
Status:
Included and unchanged
Block:
#3,743 2,270 blocks after it
Position in block:
Transaction 6 of 10
Award day:
Apr 23, 2019 (7 yrs 6 mo ago)
Value:
₱798,961.75
Project:
Labor and Materials
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 #3,743 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)TARLAC STATE UNIVERSITY awarded it to E R DIAMSE ENGINEERING AND CONSTRUCTION on 2019-04-23.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 7f549b70ee…dc20fdnow …
- 2. Block Merkle root changedstored cc87ea8c22…b41030now …
- 3. Block #3743 hash changedstored 99bc367299…3bd27dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf 7f549b70eec4fbe654d2ffedc96342e425530aada7155f5c0f4f5499f1dc20fd
- 01 R 9cde335f9eac070d4d3f68807ee7f44b33e957043f275cb9257aa098caa5e6a1
- 02 L 7223c9895edbb2e96e2185401280b119d50ed21b520a21c1789afc1515b52589
- 03 L 493053e93521ab1a52a908a04b30ff10f82174c478af0fb8d6d8f65ae905342f
- 04 R 52576fb2a6fd5ce3de1998165c5e4a3cefe1ea7a4b67d503b5c6155f5ac190ee
- root cc87ea8c222be75f145a1320b3a8667d17bb76ccb28bfc51799406ef2cb41030