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 - ILOCOS NORTE 1ST D Award a ₱816.8K contract to ALTHEA CONSTRUCTIONNational agencies
Transaction hash:
285ed5d79f0ee8a919bd5c4ebe2697205154f9d4ab5405ba3cf82623c2374ed2
Status:
Included and unchanged
Block:
#3,105 2,908 blocks after it
Position in block:
Transaction 23 of 134
Award day:
Jun 16, 2017 (9 yrs 4 mo ago)
Value:
₱816,812.01
Project:
17AA0292
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 #3,105 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 2017 LFP", i.e. the FY2017 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 - ILOCOS NORTE 1ST D awarded it to ALTHEA CONSTRUCTION on 2017-06-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17AA0292: 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 2017-08-11). 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 285ed5d79f…374ed2now …
- 2. Block Merkle root changedstored 2be93d4eef…530051now …
- 3. Block #3105 hash changedstored 4c4de826b8…bee71anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 133 records. Each step hashes the current value together with the sibling shown.
- leaf 285ed5d79f0ee8a919bd5c4ebe2697205154f9d4ab5405ba3cf82623c2374ed2
- 01 L 283c97eaeadcb0643b37f33ca78cfe374ed528c7ae71e53c8290c1fa5dc837b7
- 02 L 17d64560d158385359cc5cdbbe2df0a4a86d8d10dfcae244a5bc30e18333b96f
- 03 L 86ebcbb65e03ef22dc73e41aa27ace045a17ca68e5ba038e6f55e5bf90d98877
- 04 R 9f76f92a0381883eb54026bc14f72819c6d67e84712df42caa6a8a0677f3b835
- 05 L 2d5d8934e23e785aa40881a41064ce66d685cfa4b7feae9a2a930888e58d3655
- 06 R ec53fd1801cea1161603652fc4858fa39f28a8f304f0cda868d4fe80e64c62e8
- 07 R 54558c15b2a22f3716a60bf1048592564b75328160038db53c4d109b09db7f71
- 08 R 37e12e13af76fa5a926c423fcd6399734e14b570ac692606f3f701d14b8f64f1
- root 2be93d4eeffbf06abfcff879ebc2f6e1c3ef7f8f48a5f32943b4b7e13d530051