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 - REGION III Award a ₱98.0M contract to NORTHERN BUILDERSNational agencies
Transaction hash:
a7a19a9cdabb0dd2406739ef86b25f285a930317876091e0f1d250fb5537a157
Status:
Included and unchanged
Block:
#5,641 372 blocks after it
Position in block:
Transaction 184 of 286
Award day:
Oct 4, 2024 (2 yrs 1 mo ago)
Value:
₱98,008,083.19
Project:
24C00566
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 #5,641 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 - REGION III awarded it to NORTHERN BUILDERS on 2024-10-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24C00566: 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 2025-06-17). 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 a7a19a9cda…37a157now …
- 2. Block Merkle root changedstored 42d33f8cdc…6f3562now …
- 3. Block #5641 hash changedstored a01943c172…783d72now …
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 285 records. Each step hashes the current value together with the sibling shown.
- leaf a7a19a9cdabb0dd2406739ef86b25f285a930317876091e0f1d250fb5537a157
- 01 R a9b5964bacaf27ecba17d29248329d38130a41e92934dd75458011618cee2a96
- 02 R 9f394c08cd04c6feda598bfd4a1b2b0a9f347c1a58acc705a5f01409b9f64e95
- 03 R 66b836205116dbe617f27e596b748f27dfda4c4b15fe767570c1d7935e0deb99
- 04 L 600b044b704b8a04e9199b983c8bb1bd23ac1a06987325d7ebbcc1e474c0ffe0
- 05 L 334fdf3d88a9d8221f61e965ed58041af9ac023b622faca55dfc3222f4b56789
- 06 L f9b0bae7beb1151e38bdbc33b4d6ff91cb88be279b7368841b5e1edc0ff756cf
- 07 R 800c3f7f730d5b5701eb97ec3aaa6977febe6b21c34c1be84a0d0d20aaa5fe2a
- 08 L 36f175d66518ebf253396904c87ddd3f31a0d99e1c6339b51c912ae2fb0a9c4c
- 09 R 16c63a7f5a4ac955a3c562f2f40533390ba603a971cb2b2bdabed1513b6df0e2
- root 42d33f8cdcabf86f4dcf5cc895e455dbd26c7f9bf77e59a54ddc34a03d6f3562