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 - DAVAO CITY DEO Award a ₱4.8M contract to GERLIE CONSTRUCTION AND SUPPLY OPCNational agencies
Transaction hash:
b04c191620618dcb4dc4445d79a41a4dc24eaf4be4f969c9fb3cd0e07e6263b1
Status:
Included and unchanged
Block:
#5,472 541 blocks after it
Position in block:
Transaction 360 of 557
Award day:
Apr 12, 2024 (2 yrs 7 mo ago)
Value:
₱4,826,243.64
Project:
24LB0053
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 #5,472 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 - GAA 2024 SSP", i.e. the FY2024 GAA. 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 - DAVAO CITY DEO awarded it to GERLIE CONSTRUCTION AND SUPPLY OPC on 2024-04-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24LB0053: 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 2024-09-09). 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 b04c191620…6263b1now …
- 2. Block Merkle root changedstored 51453c6477…176307now …
- 3. Block #5472 hash changedstored 098abab0d5…c323e2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 556 records. Each step hashes the current value together with the sibling shown.
- leaf b04c191620618dcb4dc4445d79a41a4dc24eaf4be4f969c9fb3cd0e07e6263b1
- 01 R b0720384bda06d23794026b8c1a462d4bb23bd0c704af3584935ec939d94c18a
- 02 R 4cf306cb9ccd6594c53350ebfc33031a871aa85f45892a63e729b9007a8a8454
- 03 R 881f84e1183b12000f1e692598df499df6b88f08a816f8582918b96b1abb098c
- 04 L 4658cd4d303a3761e1e7ebc64eef9f8fbd0129fbea984f5b23c0354838d3eb0e
- 05 R bc1acdc1e3a217fb43690bfb956412b3fe519d6645278c4710c372ccb0c3ecc6
- 06 L a67b3d1fc10085c4b5c64ade3a1789995d4714ab597deaacda66a798e8ac261f
- 07 L a0d09ea6118c2c80db4cb2314b005917a5bb326d63fd54baffe4f0dc7035bc80
- 08 R 31bf7e47cc09b4a2332b44508eb6a15bb71880cd83d7752800aa57a3c26430f8
- 09 L fce992d9eb243473e8817ac9b836c2965a79813420b01c669b0c6cc43622530a
- 10 R b705f352e83ce8c0487d56e0b85e833081c56b12e7b2cd30b39b20e241da8f43
- root 51453c6477d4f85273c1976bb900ba42dc0cbc1921707cb7aae1f67da8176307