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 - TARLAC DEO Award a ₱377.5K contract to DAMICO BUILDER AND SUPPLIESNational agencies
Transaction hash:
b42e00f5a7da313c41d584c57672dc37e581674f64f4824ce332da44f28c427f
Status:
Included and unchanged
Block:
#3,462 2,551 blocks after it
Position in block:
Transaction 361 of 506
Award day:
Jun 29, 2018 (8 yrs 4 mo ago)
Value:
₱377,470.09
Project:
18CJ0197
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 #3,462 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 - TARLAC DEO awarded it to DAMICO BUILDER AND SUPPLIES on 2018-06-29.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 b42e00f5a7…8c427fnow …
- 2. Block Merkle root changedstored 3cf6dc3661…f5c70bnow …
- 3. Block #3462 hash changedstored f9edc19828…42ba34now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 505 records. Each step hashes the current value together with the sibling shown.
- leaf b42e00f5a7da313c41d584c57672dc37e581674f64f4824ce332da44f28c427f
- 01 L b3ec0269b3178a88fd6e7eeeb101e931912d6d77e4ec6ba620d58409b1f445db
- 02 R 8cfbb17f1d24536b95acd8fba515446cb9bc7ae89ec1864ff37b5148663fdda6
- 03 R 06e2c2f7c47c23162aba725b289e60486aad7e137541ac9512b7d517ad0262da
- 04 L 0e4454718bff06a36f16cf3e95eaa3aec521beb50c1c26990357a0af326e891f
- 05 R 8bd105802d04331a2a4cb7ab3998c1734318a3755bb131eabf6e57e0a460535a
- 06 L a0a06433d6bf10345b966ec62d3dae01cdaf6ae4ac33883c83534f88759714cb
- 07 L 78b6701d0b1fb81ab82523738389092a378ef7ad8198d03cf2377264d049b97e
- 08 R b9d99a3b103b86b3ee98ed5943f03742005ec2323005249e275f8799b966dad1
- 09 L cc089fc6e663c61006150c17c1e7ea9bc99e2ce9193b786411ad3b4a0bf2e778
- root 3cf6dc3661b7f274d3bbaf47ec04a279313f6eae818b47a4870cdde858f5c70b