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 - REGION V Award a ₱26.7M contract to NFH CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
b85c433ecc7f66e8586dfecf329a47ed0589e0c632ca518e1d6aeb627a0c61c7
Status:
Included and unchanged
Block:
#5,823 190 blocks after it
Position in block:
Transaction 228 of 323
Award day:
Apr 7, 2025 (1 yr 7 mo ago)
Value:
₱26,749,444.17
Project:
25F00048
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 #5,823 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)The award does not say which budget line pays for it.Not published
- 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 - REGION V awarded it to NFH CONSTRUCTION & SUPPLY on 2025-04-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 b85c433ecc…0c61c7now …
- 2. Block Merkle root changedstored 720aba5c57…c5f5b3now …
- 3. Block #5823 hash changedstored 9c2e0c7ce0…898cc8now …
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 322 records. Each step hashes the current value together with the sibling shown.
- leaf b85c433ecc7f66e8586dfecf329a47ed0589e0c632ca518e1d6aeb627a0c61c7
- 01 R b890bf486791597ec9e8cf756da429f9559809361316965b1122659f0b1d09e3
- 02 R 933799d8ab58d32a21c0cb55bc56a2101cc04ed8fe50bedf9a0b2a0a3992285f
- 03 L 0ab334bbf7dd9000e834ace97f074e4ee31f30f133e8c69036533114ae2fb59d
- 04 R 8fbf291c44b31025c07602ec905193e7d5b2c9793666b32b62c49e8e8dd7582a
- 05 R a588482dce294c5a692b036eb4d42b9abd34a54468336ec3fbafd4706fc9d0e6
- 06 L f2ab61652daa3232518362abc27fef7b94bee6c5891995426f78a2023beec44a
- 07 L 137448a17ff828cb229a6a4b5858c780dcd3ceac8563f9463c5e71578156ddad
- 08 L 5eec083e276f96785e6ff96db27e687e755aac7369ea89e198ea0d46c198fd1b
- 09 R bb6a4dbbe02cca99483ee938f36cb7526620be3c8fe4dd46012c3c0d60e3b12a
- root 720aba5c5707e1261cb6b2c19f40759b518acff51164601507d1274d8ac5f5b3