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 - SORSOGON 2ND DEO Award a ₱93.4M contract to M.G. SALAZAR CONSTRUCTION CORP.National agencies
Transaction hash:
c71bb3be90b7336e9b3fc00f400bb69a0a0ace05c4060a3b898fe32aa3ca9779
Status:
Included and unchanged
Block:
#5,113 900 blocks after it
Position in block:
Transaction 231 of 293
Award day:
Apr 4, 2023 (3 yrs 7 mo ago)
Value:
₱93,435,181.01
Project:
23FL0024 - Construction/Improvement of Access Road
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 #5,113 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)The award does not say which budget line pays for it.Not published
- 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 - SORSOGON 2ND DEO awarded it to M.G. SALAZAR CONSTRUCTION CORP. on 2023-04-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 c71bb3be90…ca9779now …
- 2. Block Merkle root changedstored b57fe54423…64d98cnow …
- 3. Block #5113 hash changedstored 3b93b07b9d…037aacnow …
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 292 records. Each step hashes the current value together with the sibling shown.
- leaf c71bb3be90b7336e9b3fc00f400bb69a0a0ace05c4060a3b898fe32aa3ca9779
- 01 L c5976b6b6e53a3bef86afc2e31d09b28a9a85f3953550d0224a9b9227f40949f
- 02 L 8e2451f37afc0664bd6390257b75144ba04dac06b6b9d7e5ab3947322ae0572e
- 03 L e5f48eabc4110d6a363bf863cf0b91894bdcea488558f8e8613c3c930c2b7b31
- 04 R a171b1b7e9a74d627d23e267966480848d12a14c68da5b562f26a289e2cad707
- 05 R 89f56ed69351fb9478524551a4dd8ef925f018375a0dbfccd34ada3f5b43c641
- 06 L 9462b41d8c38db820243dbac3b86e226ac47ce035b6214fb6c139bf2fa2986b8
- 07 L 5aae8fa7c636ead2280caec41864a19b8f8c0f41f07cab78da16147b8ae938b8
- 08 L 43c8a4aac4918ef245f39f3b9d680c22e453c14c259ae99d20043c4916b0ee37
- 09 R 396de45ea762b13d8f9b605e70ba1ba6a19014c8558a4eb40582e92a4a0067e3
- root b57fe54423fed2e017e773b5df4e10425be5f63cce0e487d4065c6024d64d98c