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 - CAVITE I DEO Award a ₱61.6M contract to N.B. AVILA CONSTRUCTION / SELPHAR CONSTRUCTION (J.V.)National agencies
Transaction hash:
d2be6f221ffaca1dfa839dbe738e78f803f0a5f5ca65e5421a2f7b9924e81bc8
Status:
Included and unchanged
Block:
#3,882 2,131 blocks after it
Position in block:
Transaction 135 of 167
Award day:
Sep 19, 2019 (7 yrs 1 mo ago)
Value:
₱61,636,025.45
Project:
19DF0131
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 #3,882 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 - CAVITE I DEO awarded it to N.B. AVILA CONSTRUCTION / SELPHAR CONSTRUCTION (J.V.) on 2019-09-19.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 d2be6f221f…e81bc8now …
- 2. Block Merkle root changedstored 32bbf4ca94…2408e5now …
- 3. Block #3882 hash changedstored 820bc97179…3ccbcanow …
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 166 records. Each step hashes the current value together with the sibling shown.
- leaf d2be6f221ffaca1dfa839dbe738e78f803f0a5f5ca65e5421a2f7b9924e81bc8
- 01 L d2b82eb10c0d9c03c6f806ee535ad444a0b09b2b1b29890aa03504bbc982a56f
- 02 L aa339d3259331351f65ec2280179461696aa12f91202ef02a648675778e4e5ad
- 03 L b97a39a39d5383712e789cccd35bbb34944e944f18e6c205fada29057ef0a3e2
- 04 R c27722ae485df4f2bea4bff9c2637fbef8dd7c4af86f14fd10b81ef01f5edc0f
- 05 R 7fe8d138ac28f4ae7a412a868e8f513cf1013024c8b1c03f954b6b43572a79c3
- 06 R ea552b1fc13de34919d528adabf53f0d3c596713cf9d8559526932b47c5848eb
- 07 R ce906e72e522d18e2864cc253a3d6a5c07fe7f33cd58b413daaf0af9dca69d17
- 08 L 392284071763a2679154d4e392f91d64496064e53160916c9b9aac7993ae4199
- root 32bbf4ca94648c8802c31c324ab511365c2b6fcb4a0a912232f072311d2408e5