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 - CAMARINES SUR 1ST Award a ₱4.9M contract to TOUGHCHIC CONSTRUCTIONNational agencies
Transaction hash:
ccb670dfe0cc2ab5cc20d64addd9b45d620b662eddfda851e1722336953fb7ab
Status:
Included and unchanged
Block:
#5,949 64 blocks after it
Position in block:
Transaction 229 of 287
Award day:
Aug 29, 2025 (1 yr 2 mo ago)
Value:
₱4,897,001.64
Project:
Construction Project
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 #5,949 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 - CAMARINES SUR 1ST awarded it to TOUGHCHIC CONSTRUCTION on 2025-08-29.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 ccb670dfe0…3fb7abnow …
- 2. Block Merkle root changedstored f710f834a5…263edanow …
- 3. Block #5949 hash changedstored 90496ed513…1a3193now …
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 286 records. Each step hashes the current value together with the sibling shown.
- leaf ccb670dfe0cc2ab5cc20d64addd9b45d620b662eddfda851e1722336953fb7ab
- 01 L cc0c8907cb9fd9866b05e18930687c31e8e44aba7b44159a01223036444f5ad4
- 02 R 12c155777f00f73b0b0b942bcfc2f9a987acb75ee39f0debc085dfb3154e9c5c
- 03 L 4600261fe308d973c82e594f7b19435ccc4e2137bbde95e257921de327e92e8f
- 04 R c46cf1830bff3978a2e8805a152865d3977f4726ba5df180cd80b4913f75d1f6
- 05 R 100e29d8cdb7286548c91cd4a4d6497c2549ff4af0419fca84f6fc03c1255638
- 06 L 2b11af1c13fa329f94ccde7acc3db4c7f08fd5eed398a7d414d0a17182f74670
- 07 L 9d0461cb844356a97f33cc7cd3a57eaeb9fad33181b99553bce3955d26aa97fe
- 08 L 1a79acb56b1a04f8b9937d702d935c042ff0c5e0d1c25bf16d1f203a3205da60
- 09 R 482276ae07b5701d8031e3a8a506e80e437f76ac09f8c719e4b658fedb4c7569
- root f710f834a5f45c3e3d4d2ef272b9c90068b2c4085c7a425483ddd27d05263eda