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 - NEGROS ORIENTAL 3R Award a ₱2.4M contract to MG CONSTRUCTIONNational agencies
Transaction hash:
2f56d44c0cf4897a852bb63fa94d018c47f5e6ed8c81c1df6344929831841c8b
Status:
Included and unchanged
Block:
#4,349 1,664 blocks after it
Position in block:
Transaction 80 of 460
Award day:
Jan 29, 2021 (5 yrs 9 mo ago)
Value:
₱2,424,051.61
Project:
21HL0073
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 #4,349 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 - Bridges: Construction - Concrete (Superstructure) - without Piles, Roads: Construction - Gravel". 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 - NEGROS ORIENTAL 3R awarded it to MG CONSTRUCTION on 2021-01-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HL0073: 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 2022-01-27). 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 2f56d44c0c…841c8bnow …
- 2. Block Merkle root changedstored 1e3acd4a81…69b944now …
- 3. Block #4349 hash changedstored ce5bdf83ed…c4ae8enow …
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 459 records. Each step hashes the current value together with the sibling shown.
- leaf 2f56d44c0cf4897a852bb63fa94d018c47f5e6ed8c81c1df6344929831841c8b
- 01 R 2f8bd2980ba8192302252034a4c530cb59b52b3e8c34f622639b6c47ec957f4a
- 02 R 36bc942cbdcba587c3f4d729ca1843904d2a78e1eaa3d2e2a411e43c01e169d3
- 03 R b51b0631cf1e27e041db0bd7563f05af192b93e614e7e6c72b7919904b37f146
- 04 R 15178f2f663c663d8aa4fbe82788d5249e24c0bc60b0b5a138cd0087322df013
- 05 L 41d39f6d967817f5592bbd1c46533be7aedab85c92c97c737bc7cccb7bb08d5b
- 06 R 3abd0524cbdd1a2769e951c7e4f3fcbb4b71ae437453bd44c488b8186a67ceb2
- 07 L 8a4c69eeef5b9d6dc1ff25a9c8f96ca2d63145e325c9340d79320dc60df1d9ec
- 08 R 3e9587c338c69528463e65068fef3fea0ca53810de294079bf7489dbf790242a
- 09 R 10e75bb5d7c7fad43aacdb8f1b6292fd146c99d33a382c3062d168e6c4351aed
- root 1e3acd4a816daa42070b6736460ff7bb3e8b173f09095357a48e06b49569b944