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 2N Award a ₱17.2M contract to JCL CONSTRUCTIONNational agencies
Transaction hash:
87d3dab67f00a5dfabc5e1913bb1c1a8f19139474e8904ff1df0f9a3a8c1e745
Status:
Included and unchanged
Block:
#5,059 954 blocks after it
Position in block:
Transaction 291 of 553
Award day:
Feb 6, 2023 (3 yrs 9 mo ago)
Value:
₱17,203,453.05
Project:
Concreting of Road
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 #5,059 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 2023 OO-1", i.e. the FY2023 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 - NEGROS ORIENTAL 2N awarded it to JCL CONSTRUCTION on 2023-02-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23HK0050: 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 2023-09-16). 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 87d3dab67f…c1e745now …
- 2. Block Merkle root changedstored 04500cd877…664b3anow …
- 3. Block #5059 hash changedstored c6a04caafe…7912danow …
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 552 records. Each step hashes the current value together with the sibling shown.
- leaf 87d3dab67f00a5dfabc5e1913bb1c1a8f19139474e8904ff1df0f9a3a8c1e745
- 01 L 87a2b2b20e99b48d2a10cca66e6ee945ef240c5f7e07cc095fc2c8f42a216261
- 02 L 277ac2f742ec366545bdbab0630469e254210c5c1ad71742bde1d6e7ffa8de42
- 03 R fac1ba0a164ad3ed32bd92b9c3aba1bcaa3c204228d345ed7cd6c21553e6a360
- 04 R 5afc36f5ad80039ec6155ee931fdc0705f6a0cc9cc08d8aac5a898615718ad90
- 05 R 20f22c1e65ccca7b877af90440f6aa8c6b468270609725390f246470d5ceaa00
- 06 L 29de44647b0afc637ab1a8f2d00db596fc2bca2314a66b0b09ad87adc7ed805c
- 07 R 77183824b7bd4d9bda48a55b3ec315c4e7adc6a107482481806b8dfa1f65eb65
- 08 R 8e0e642391699fbedec14861b3daba19d5ae022c336242d129524094ebff9379
- 09 L 6e793ac73b22b5fdf5a9f1f83a4144356a569a1645db33bd34ebc54b211bf36c
- 10 R a2bc1b9835ff73cc5b3d6e88a213a7a5f07afcdb2de49f47a263b426a022e198
- root 04500cd877ee6ed6ee36680a7c253a9487fe94bbf0676736d04bd8c7c8664b3a