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 - SURIGAO DEL SUR 1S Award a ₱4.9M contract to TRIDENT ENGINEERING SERVICESNational agencies
Transaction hash:
22450ebdbb37c0dbabdabb586929e6af263310611eab524c1775be9ba6d17e1b
Status:
Included and unchanged
Block:
#5,542 471 blocks after it
Position in block:
Transaction 62 of 414
Award day:
Jun 24, 2024 (2 yrs 4 mo ago)
Value:
₱4,924,058.92
Project:
24NH0102
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 #5,542 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 "Outside Infra - GAA 2024 DepEd BEFF", 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 - SURIGAO DEL SUR 1S awarded it to TRIDENT ENGINEERING SERVICES on 2024-06-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24NH0102: 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 2024-11-21). 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 22450ebdbb…d17e1bnow …
- 2. Block Merkle root changedstored b42a444379…2f03c7now …
- 3. Block #5542 hash changedstored d656e65d23…5e1377now …
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 413 records. Each step hashes the current value together with the sibling shown.
- leaf 22450ebdbb37c0dbabdabb586929e6af263310611eab524c1775be9ba6d17e1b
- 01 R 2304b351facb9ac3be75ab58eee1d62e18fd708325d8fe9d117b963401d5d6c6
- 02 L 41b1ccb5333f972b5aa41b5ac65bd6d39b25a81e6eda63a5a7d649b03f7c5517
- 03 L af199995f68d3c5c16c1e0c0dc2e410ce86b2c17d8ae0e5a461f06e3583b19e1
- 04 L 26b7a0f658e4edbbcc6684088ee5add89ecb1884e31cbe6e7caad5c3447373c6
- 05 L ca0efb06cfc2802d77952499dbaff0f67785482d0ba8b915804c074574c10b7b
- 06 L facd475411589153513eeec875505510f3ded2642654bcd9ed6b0027d5bcbc5c
- 07 R 91b2badcc6997445b0b9c6d38ad4c3042bf05b38d9738f9d13da11c7e5420ce1
- 08 R 42ce7342b57b662fd2c61355b590201282735f3f12c25674b0a8a19c8b7f54b1
- 09 R 8bec7caf36e4e327a47e5ae8680e37745ba4f815b3f8fe819d248b7d124b10a0
- root b42a444379e26ffa05d556f80e07221476c3adea8f1586167997a62d392f03c7