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 - BATANGAS IV DEO Award a ₱5.3M contract to V.N.MENDOZA CONSTRUCTION AND CO.National agencies
Transaction hash:
3f4484184f7ece3bc128233e2bcbbd5cc3717ac08ee7b04280161d3ba81908c0
Status:
Included and unchanged
Block:
#3,808 2,205 blocks after it
Position in block:
Transaction 65 of 264
Award day:
Jul 3, 2019 (7 yrs 4 mo ago)
Value:
₱5,281,920.00
Project:
19DD0150
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 #3,808 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 LP", 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 - BATANGAS IV DEO awarded it to V.N.MENDOZA CONSTRUCTION AND CO. on 2019-07-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DD0150: 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 2019-12-14). 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 3f4484184f…1908c0now …
- 2. Block Merkle root changedstored 8f1af7c232…3dceeanow …
- 3. Block #3808 hash changedstored b438fb07de…7c9e71now …
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 263 records. Each step hashes the current value together with the sibling shown.
- leaf 3f4484184f7ece3bc128233e2bcbbd5cc3717ac08ee7b04280161d3ba81908c0
- 01 L 3eb7ec1b3ad5d2a23208936b206f26dc2b159df64c6cfc309f39d8d3dc654695
- 02 R cee0c5ae6475e41fd5a6c31be895961f3e2b8642089593d3dbeff482256d60ef
- 03 R dbf602a1b276e77182066246a2574d92b7488aeecf6e852322b68e8c7b1eb854
- 04 R 661279cde6a69d053849f84ce5aacd3959648337e5b53259663a45a8be9cbed8
- 05 R 412886692e677c2e24010323dbc2f0628744017a506db294688ec403f28f9cda
- 06 R 10f44e7c5e6096f72cd7bd1cd466cd0588ec1fce24d591be19ae51b2759596f5
- 07 L 9fe1b0e8f7fe640d97a8677337b4e9ee17733f1abba7d22a9a3566d38e80a76c
- 08 R 4ba68e0927e224345e77dd584ab4830d7c94a189fdf6fc140f81f93c30cc84aa
- 09 R 8e670ba6ff5ce2a65f99aa2f96706a2979c8c2387d80b3c7c5f140afcb746fec
- root 8f1af7c23218481f8a91ae9013149b0a75629e02cafd7fde10adaeaf393dceea