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 - LA UNION 2ND ED Award a ₱46.5M contract to A.P.B. CONSTRUCTIONNational agencies
Transaction hash:
f802e0fc0b39ec39c769efa71e463ae7ba95663a72dd712a834be4f220f0ba89
Status:
Included and unchanged
Block:
#3,770 2,243 blocks after it
Position in block:
Transaction 263 of 272
Award day:
May 22, 2019 (7 yrs 5 mo ago)
Value:
₱46,527,275.63
Project:
19AF0002
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 #3,770 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 "Regular Infra - GAA 2019 OO-2", i.e. the FY2019 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 - LA UNION 2ND ED awarded it to A.P.B. CONSTRUCTION on 2019-05-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19AF0002: 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 2020-01-27). 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 f802e0fc0b…f0ba89now …
- 2. Block Merkle root changedstored 912ae31fe9…a1a70fnow …
- 3. Block #3770 hash changedstored 2f7919e236…ec0f64now …
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 271 records. Each step hashes the current value together with the sibling shown.
- leaf f802e0fc0b39ec39c769efa71e463ae7ba95663a72dd712a834be4f220f0ba89
- 01 L f7f2de73397ba406fb9913e9ff8c2ec956795dc6167258183a961b0642c2dbe6
- 02 L 4226785321683e2503532da0c2a3d665434891d031042540ec578d63ca0c2c0c
- 03 L 874644d50f4f01efc420a8b6cc4d8a9aaab897c99de2d968c03a507d2cb4cb13
- 04 R 298015d902f0ef86194e1bd3004e9b9abbba6c8586f6f1a456639542662e1ad6
- 05 R f5733bae8f96ffb30876afac7d7260367337cd4df2ca52ea4a43b0d5793509bb
- 06 R 1526a5d6c7ecd0433750f7b4812653f6cc1a3840253482bad5212196d495be0e
- 07 R d5a2012bd8b2510a9ff89636daa8747a6a09956431c4d267b92ba02c54e4247a
- 08 R 88f914bd3918d01288cf095c14565b85ca997cf9f05e4c0451491e706f08350e
- 09 L 2a90b3ce1eef54554caba8e806464eb7dadb724e70ac9ddd73612852a132485e
- root 912ae31fe97f967c982577ce2450b560fc65c2225d7b75a5afdc65ae33a1a70f