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 - ILOCOS NORTE 2ND D Award a ₱48.8M contract to AJ TAYLAN CONSTRUCTION CORPORATION - LAOAGNational agencies
Transaction hash:
d66b4d64d49da64e5d97167085310cd24da799deeceb01ba1abff9379dab3068
Status:
Included and unchanged
Block:
#2,462 3,551 blocks after it
Position in block:
Transaction 120 of 151
Award day:
Jul 15, 2015 (11 yrs 4 mo ago)
Value:
₱48,779,853.52
Project:
15AB0037
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 #2,462 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 - ILOCOS NORTE 2ND D awarded it to AJ TAYLAN CONSTRUCTION CORPORATION - LAOAG on 2015-07-15.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 d66b4d64d4…ab3068now …
- 2. Block Merkle root changedstored d9128b55ef…47b8d8now …
- 3. Block #2462 hash changedstored 5205715e3e…5fcde3now …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf d66b4d64d49da64e5d97167085310cd24da799deeceb01ba1abff9379dab3068
- 01 R d9ea233678e69ba30bd822ecb21e20b6bcfed649db04aa45e4b0700c5f4b1687
- 02 R 263dba7c385b324daea1dd4606a45a0b773b5a74e5405fb68ca1a156b95a4733
- 03 R 8271d2f66f42d2985c4a168cbf6b7eea7c1549a7b1f850cb888ff9c6022247fb
- 04 L fa82a1daaf6211149b169e7d8337dbdeb5b838b2da185f0b39a72cbb7583d246
- 05 L d68015c73242fe0d94a8b50cd895fd079c50230e4455caa2d3b0c506e01f8bae
- 06 L d46b231810e77d48dfe4108f7249aca52e98484928d2c33ee65eb6f3ba442385
- 07 L 9f4ee897ece289c6dbd425ac711e7c3df69edcba223c8ac4c0badfa437ebe255
- 08 R 635d887e73c7b7b9b1d19ad548bd2134bf9286ab68029ed3b103a7dfd26e0f73
- root d9128b55ef19d2c957a937db0a609907e0ab75ba556aec4bb3940fac3047b8d8