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 - NORTH MANILA DEO Award a ₱69.1M contract to EIGHT J'S CONSTRUCTION SERVICESNational agencies
Transaction hash:
64a3beffd3cf477ff87f64026d781d997a2eeab600af6b7349d9813479d63b0b
Status:
Included and unchanged
Block:
#4,756 1,257 blocks after it
Position in block:
Transaction 787 of 2,014
Award day:
Mar 24, 2022 (4 yrs 7 mo ago)
Value:
₱69,085,623.61
Project:
Construction Projects
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 #4,756 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 - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Flood Control: Construction - Pumping Station". 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 - NORTH MANILA DEO awarded it to EIGHT J'S CONSTRUCTION SERVICES on 2022-03-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OE0018: 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 2023-12-13). 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 64a3beffd3…d63b0bnow …
- 2. Block Merkle root changedstored 9594962736…9c4e43now …
- 3. Block #4756 hash changedstored d425e25faa…e4c265now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,013 records. Each step hashes the current value together with the sibling shown.
- leaf 64a3beffd3cf477ff87f64026d781d997a2eeab600af6b7349d9813479d63b0b
- 01 L 6493e3420c49227fbc2fba1aa5ea8530d7f155f8576ddd5002a6ff2025c1d612
- 02 L 5dd3eadf07678fb155e7c9bbf242bf9763292d7b285c228f00143d31b83160f5
- 03 R a2fff085197a9d9412d4fb613d348fe918f99d4f7bc66961831c1ee785ac886b
- 04 R 9172b98ced22f8b0c0234c44cee866b375c6fa6de691c6e2d551c2b4dcd012e6
- 05 L 16adb823f6ffb54fa8d31d37dd6c80410ab3e49f6eb592b9d3a4f55a01aa8da5
- 06 R 043ad7910ab2073a425cf55096356fcc209520aa249c8df7e8e52275e1d74cab
- 07 R b8c7f92386b7285908c4e3c47685b3483860c5832ac39704795b3b1bf798274d
- 08 R 53debeb5b9ff459b839ddb9d1a0cf5ab9d0d15e3277f31f2cbfa8f9fbd2198bb
- 09 L f64a04ee0e85061f1dfe65abbfe12203e48f88d8c92fb52d441c6181fa396bab
- 10 L e5e3e569290f158f4f444650f2070d99eedbe53a25d874a77c39354ee23890e3
- 11 R 18b93685a83de87afdb97a5107ac17a740526a64a8649cf845f8237c665f097c
- root 9594962736d944ee003d7cede6be384892f0fbd3fc42142c30260764929c4e43