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 - BOHOL 1ST ED Award a ₱4.0M contract to 3N CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
8c8e426f40ff78cc612ee0cdcabfa81365b21eb5ec1fc8e750e65b9cc2b410e7
Status:
Included and unchanged
Block:
#4,283 1,730 blocks after it
Position in block:
Transaction 229 of 428
Award day:
Nov 17, 2020 (5 yrs 11 mo ago)
Value:
₱4,005,986.70
Project:
20HA0143
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 #4,283 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 2020 CSSP", i.e. the FY2020 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 - BOHOL 1ST ED awarded it to 3N CONSTRUCTION & SUPPLY on 2020-11-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20HA0143: 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 2021-01-25). 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 8c8e426f40…b410e7now …
- 2. Block Merkle root changedstored 2247718032…073a83now …
- 3. Block #4283 hash changedstored 4a92d99218…ab86dfnow …
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 427 records. Each step hashes the current value together with the sibling shown.
- leaf 8c8e426f40ff78cc612ee0cdcabfa81365b21eb5ec1fc8e750e65b9cc2b410e7
- 01 L 8c8e2ccc52b10c4f0efe1e776d9de79dac4da8bfbd2b878a86c54e7753b7b29e
- 02 R 329ef13412738e5bccb3a2eaae6edefb943a7ebcf10106d9d5e0eda64bfe1649
- 03 L 852af7ea7e0a6421285fc3d0211f3e8aaf9eda9d639e3f231d01d5b99ec00111
- 04 R 851869c1fb708c9f3b9b055e538c7baf7a2a1442fd25d3c5c8582f63457771e0
- 05 R aeeabe925f616b0c14fe341bdb19759fdfdc4a512cfc1d22f648a1fb5dedebf8
- 06 L ee104f1f3cb920596f3a08e49a7317e51f7019d83a2901b9158c1c6a60834c0b
- 07 L 5f6400d65e399b2c7184b4bf15ce7559efb87e563c217e34d3858ec95aa18589
- 08 L 005134441ecde0cfb642a567db8176dc6a5cae8981347539618691311d9f30c1
- 09 R 80e472de09c087f762a98702b22c9991ace4535322d12091bf1dc638df3eebb0
- root 2247718032f1eb252ec858113ed4f42e8287748622183f37683495b2a1073a83