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
PROVINCE OF QUEZON Award a ₱12.6M contract to LUCBAN BUILDERS & CONSTRUCTION SUPPLY, INC.Provinces
Transaction hash:
a2a5cb4a44f682ce24b07eb5aacf6f295766a956bd0cd6c0ca9674ce044f25d8
Status:
Included and unchanged
Block:
#3,306 2,707 blocks after it
Position in block:
Transaction 57 of 87
Award day:
Jan 16, 2018 (8 yrs 9 mo ago)
From:
Value:
₱12,575,780.66
Project:
Construction Materials and Civil Works
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 #3,306 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)PROVINCE OF QUEZON awarded it to LUCBAN BUILDERS & CONSTRUCTION SUPPLY, INC. on 2018-01-16.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)COA's CY2024 audit of Quezon gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 a2a5cb4a44…4f25d8now …
- 2. Block Merkle root changedstored 1f15cc73fe…dd9e9enow …
- 3. Block #3306 hash changedstored c0ca9b0a51…383c6bnow …
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 86 records. Each step hashes the current value together with the sibling shown.
- leaf a2a5cb4a44f682ce24b07eb5aacf6f295766a956bd0cd6c0ca9674ce044f25d8
- 01 L a265a9a1e6b0a6b60dbee5649ccf1dbe53b872f6d0574d5a7e41ed97f113d0e3
- 02 R 82742719a02ea32be20fe2471473bf2f3d197b17249f4381547415cb8766422e
- 03 R 8ef431742c3d0f8d8262fd729651165c048ea319e19f820ca77d9544dbea2081
- 04 L 81a8deca393b4f8dba1957984cfbfddcf83f16a1366976d2572fc42fb5386aca
- 05 L 1f3e16204090457ff2f83aa9d1a49d394e3f3e48494b70a61bf313f5e84afd5e
- 06 L d8ec1330e57c3dc8600f626f290b5d17591527633814fb7249e81522cb176d51
- 07 R 5dad59b4f5dd54a8ea8a307fc30309d796b79ac79a1492e212461afcaba16e80
- root 1f15cc73fe293a21c959463117dd8b3293be95a4bde517e194f89dbf73dd9e9e