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 NORTE ED Award a ₱4.8M contract to GREAT WALL ENGINEERINGNational agencies
Transaction hash:
ca8d89e0eda7058f0da23ffedec4182fcf1a537d2eb50e16cc9e5acd6aae40e2
Status:
Included and unchanged
Block:
#5,845 168 blocks after it
Position in block:
Transaction 222 of 281
Award day:
May 6, 2025 (1 yr 6 mo ago)
Value:
₱4,827,781.99
Project:
25FC0065
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 #5,845 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 NORTE ED awarded it to GREAT WALL ENGINEERING on 2025-05-06.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 ca8d89e0ed…ae40e2now …
- 2. Block Merkle root changedstored 5524298282…be1d92now …
- 3. Block #5845 hash changedstored 86d46c1486…b30d4cnow …
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 280 records. Each step hashes the current value together with the sibling shown.
- leaf ca8d89e0eda7058f0da23ffedec4182fcf1a537d2eb50e16cc9e5acd6aae40e2
- 01 R cc5c79add78eaa0cd53751f1f474c1667dbe94c954a0a71b50eea2cd56b72198
- 02 L 90d78aa76e4c0018657eb11aab4c57f478b5434947c77187eb3bcfa0acc862f9
- 03 L 557df7835132faddc2eb66425484de73f6d13698faa1578e22d3ccecc9c60bc3
- 04 L 86c20d1b7b679f26020d73d2e973ddd7bab5878ee7982c47fa2d86ff3e627969
- 05 L f3aa2455b14c3df7e7bd9efae05a08c826dd0553ce780fc0e0d715627178d3f8
- 06 R 5db554828c6e2c5375b9d80d6fa7a263bdc9e27fed9a0b0efe757b143623e397
- 07 L b19bc52260d31bf971caa826b2eb4133fc70366f94baa2576573a60a37070b4f
- 08 L c62e57d1aa0340dcb9d11d72a0fdacd8addb1a34748a444f9f1d97b7ae9e8a01
- 09 R e5eec490a046088ac4551f9f77bd2324c3a5d68f8818971a77c17d110f129243
- root 5524298282a257c58dcb37ea8ec6c149ff8f9a350020523ad8e14bcc31be1d92