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 - SOUTH COTABATO 2ND Award a ₱4.9M contract to PEARL CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2bbad4c0e8f9d046c09154d6a59405aefa4af876e4caaeb6d98ce82add0b2ca9
Status:
Included and unchanged
Block:
#5,577 436 blocks after it
Position in block:
Transaction 81 of 445
Award day:
Jul 29, 2024 (2 yrs 3 mo ago)
Value:
₱4,940,000.00
Project:
24MG0119
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 #5,577 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 2024 SSP", i.e. the FY2024 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 - SOUTH COTABATO 2ND awarded it to PEARL CONSTRUCTION AND SUPPLY on 2024-07-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24MG0119: 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 2025-01-12). 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 2bbad4c0e8…0b2ca9now …
- 2. Block Merkle root changedstored 2536c76a04…9f48c7now …
- 3. Block #5577 hash changedstored 46019253f8…c7de4fnow …
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 444 records. Each step hashes the current value together with the sibling shown.
- leaf 2bbad4c0e8f9d046c09154d6a59405aefa4af876e4caaeb6d98ce82add0b2ca9
- 01 L 2b4fba6984a2f99f8ffce038cdba0a1734a725733bc171ac80d10fed7dce0c29
- 02 R 41d99765820c58a81d236fb05a6d12d241e928ef5f0ffd88c5fad972a4e205b4
- 03 R 2ec79ce14e8a0ee574f2b5f412f5658a7c9f191bd9f943c50e03452c4bf0426c
- 04 R 0f8dc6d553e6a3df27818dd0f85a034503147b6c5affbad57b66376911aaf6a3
- 05 L a742cffad0a49c7e2d7adb72fbf21e727f2a47f35d40efbd471575922a740584
- 06 R a05bf89f415baa49bf153f556b24634f8c2a966accdbaff366f096908ab396f8
- 07 L 993602b5ce94b25b754d29b04cbb53a2929d2b4b1d48b8b2ae7c1c2497f8ff62
- 08 R 7736975c60f4ec50515424216ddcf07834e459ee1148bb5b0873a7d0651606eb
- 09 R 400380584852404f3a293b68e6c8a5cfb88c09f4c6f40375034a3c2a8b793304
- root 2536c76a0439facd7c62643eb64fdd26ec620e83fee7a004543e367c899f48c7