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 - DAVAO CITY SUB-DEO Award a ₱40.5M contract to A.Y.U. ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
9ff8929ed2e7959dc2dd79bcb42db7f2de21ace28a7050e088a52beb5186e404
Status:
Included and unchanged
Block:
#3,299 2,714 blocks after it
Position in block:
Transaction 142 of 225
Award day:
Jan 8, 2018 (8 yrs 10 mo ago)
Value:
₱40,481,734.56
Project:
NOA, CA, NTP
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 #3,299 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 "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 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 - DAVAO CITY SUB-DEO awarded it to A.Y.U. ENGINEERING AND CONSTRUCTION on 2018-01-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LH0259: 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 2019-01-30). 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 9ff8929ed2…86e404now …
- 2. Block Merkle root changedstored 5ce4bcdf14…1e5782now …
- 3. Block #3299 hash changedstored b974540a2f…60c146now …
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 224 records. Each step hashes the current value together with the sibling shown.
- leaf 9ff8929ed2e7959dc2dd79bcb42db7f2de21ace28a7050e088a52beb5186e404
- 01 R a18598a42934bf5532071b65af969f4bbe8d884430e63d0f47c9352b84cfd7f9
- 02 L b7283fe37f0eeaf7c4c18914e1029e404384320636515d581570063b8c868772
- 03 L 402b4776a71555dcf5d768efb1ea8a6524fc2f633d5ad1361da1b846d70826d6
- 04 L 81ea4a33ee2e1d21a21243471d83ec635446608f2335162978562a355f589c86
- 05 R 8e25bc5a320dece387f0876f56c33f10b4309dea00ea1afe7172bb4f4d74b5c9
- 06 R fe5370f7663364e84a8dc8c554e79b18bc1417d6ebdb94c1a3a7d1efd0bc3f56
- 07 R 5b974a7b695eb712ebba639dbf108f55fc672830461349eac2ecb46bd90e3740
- 08 L 1a81a13adc098f44fa8c731d60b8dced719e79977c33888c785c2c074bcbbf46
- root 5ce4bcdf14d5fba9b8c10bbbd9c9af78eddf50411d6177c7e276dd10d41e5782