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 1S Award a ₱977.0K contract to GRAM CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
f4c9010c1bb341e596ccb1b88c6a62441bc13ebc61bd7a7feb831b68605d9172
Status:
Included and unchanged
Block:
#4,809 1,204 blocks after it
Position in block:
Transaction 215 of 224
Award day:
May 25, 2022 (4 yrs 5 mo ago)
Value:
₱977,000.00
Project:
Maintenance Project
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 #4,809 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 2022 CSSP", i.e. the FY2022 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 1S awarded it to GRAM CONSTRUCTION AND SUPPLY on 2022-05-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22HJ0102: 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 2022-06-28). 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 f4c9010c1b…5d9172now …
- 2. Block Merkle root changedstored ce4fc82c13…86740fnow …
- 3. Block #4809 hash changedstored 32ea622160…03cdd3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 223 records. Each step hashes the current value together with the sibling shown.
- leaf f4c9010c1bb341e596ccb1b88c6a62441bc13ebc61bd7a7feb831b68605d9172
- 01 L f4c55430373d5c2865c750ea530799cbc093debbeacc60ee08e3fd6fd896a558
- 02 L 0b4f63b60cdc83074bab543eb3112a239f51258a516be8624cf9543fcde7b820
- 03 L 53deca3f39f42413dbb7b503b859f9fa2998ce916a8c9737c66d391e714d00ee
- 04 R cb473c07c85e14c722a20c4191700a20812c306be729f1e088a1e388d0802ca9
- 05 L 49a20d71b697da4f43c9cdf82bbc8ecb97c8d1eb96ffea1b1318b7a709fe7c76
- 06 R 358c81e703c0544131563bd8c8676f295c896a193f2bd0a804b420046fdaefad
- 07 L 2bc0927a37db7033856100f3c33b531154e32c969e51246541886aab626ff3c2
- 08 L 2cc3a73fcb9dd7af9d8ed48e3d15728836ec7f90dc55202af419a7a318625093
- root ce4fc82c13acefc39b404da61eb9dff3f2fe70e6957925b891798dfdf786740f