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 XII Award a ₱48.2M contract to REYDAN BUILDERSNational agencies
Transaction hash:
ce6d3218a3e9a62eda7fea4e3b98656e5811e5f776a5d0b1236510f9dad0b0d4
Status:
Included and unchanged
Block:
#5,749 264 blocks after it
Position in block:
Transaction 249 of 304
Award day:
Jan 22, 2025 (1 yr 9 mo ago)
Value:
₱48,220,235.45
Project:
24M00217
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 #5,749 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 - REGION XII awarded it to REYDAN BUILDERS on 2025-01-22.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 ce6d3218a3…d0b0d4now …
- 2. Block Merkle root changedstored 6bbde1b895…212631now …
- 3. Block #5749 hash changedstored f5ef14c53e…11f868now …
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 303 records. Each step hashes the current value together with the sibling shown.
- leaf ce6d3218a3e9a62eda7fea4e3b98656e5811e5f776a5d0b1236510f9dad0b0d4
- 01 L cd066d8b07f0e4623540166057a0c5869e836317401b8c319e0b9b2f2cb2c647
- 02 R 0b01672eb6c678672c28b086dec74b89bfa022bf52e4ab04adb8db00c6d69731
- 03 R 94d43250112f9a3cb11b1329efb0c143190bcb18024ca39b01091c6be6cf447c
- 04 L 495ebb4625c66c12a0d3da404044b16eb799feebf66c2a69f8e294a6754d9db0
- 05 L dfdc4cf141e4b3d1a6002d4e9872f10ebbe8cb350a6ed66f980d4eb8b46e073d
- 06 L 3a7fbc8a9f20e22b299d0d3bc9767899f902a5f857b88a68140dc18c3d0a5f2a
- 07 L 52d00a7953c7361104d625640e7b584f42c9be9c6c79d5dd87317c813fc0f724
- 08 L b8342a843454a50bc6d1d62eafb7093a277f4dfe35b5e2e1bd0bd16ff07f8ea1
- 09 R 689f75fc688c4a2b34973f20bada2a87abc2e874cfb039a7a641c6226bfcbbd2
- root 6bbde1b895f8b7ec65f13ccae175c1b5e0e4793c4c16363f953a4535d1212631