Skip to content
FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DINAGAT ISLANDS DI Award a ₱9.6M contract to NAHARO BUILDERS, INC.National agencies

Transaction hash:
e1c68ec45c8e8db1f786fc70fc9ba532443410b8da64941658cdec1fa7646444
Status:
Included and unchanged
Block:
#4,799 1,214 blocks after it
Position in block:
Transaction 462 of 532
Award day:
May 12, 2022 (4 yrs 6 mo ago)

Accountability

Bill Sec. 3 and 19
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 #4,799 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA 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. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DINAGAT ISLANDS DI awarded it to NAHARO BUILDERS, INC. on 2022-05-12.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22NE0069: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2022-11-12). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   e1c68ec45c…646444now      …
  2. 2. Block Merkle root changed
    stored   870e89453b…dc1895now      …
  3. 3. Block #4799 hash changed
    stored   affc573411…273107now      …
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 531 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e1c68ec45c8e8db1f786fc70fc9ba532443410b8da64941658cdec1fa7646444
  2. 01 R e22d4836ba4dabed7da6e6f30e849a1a205a297bcbe498069f4a0d63266536fb
  3. 02 L 76217f2323399e53d5b33cc8d4b156beb6e48253fb644f72a81f5e9058c9ae46
  4. 03 L 9a2d1564a8cb92d9a0ac4d25335e01db5ea6af480c0a40ba63452bd86f052538
  5. 04 L d6d86cde45b90e0e3bf386d39cb6f182c6bded43ff565577867397b4491e4ec7
  6. 05 R dde1be705574476274a1e9b281a0fef6e255be6f0109b701befeb6b408641de2
  7. 06 R e325614083dd4c2647cf94e591b46a286ddf9986fd1f1d199ba079b4abc0bda9
  8. 07 L 318f21ee5a9d35896244b6cb8f2a941f4bc5d33fb45be32c01e51059ac5b8138
  9. 08 L 5978a52d18e204ff1a715e521ca1b8a6c419c85798486a8948db4271bb633201
  10. 09 L 229067706c8192821c5f61c1290bd8b4ca89f042433e2ea22db50532804ada03
  11. 10 R e8768d757dfe55b84f15db9a0ede619a489bd712ea43c8262f57dd3c000b5dd5
  12. root  870e89453bf95e13acce1d7c7cd905bd03c0dbe6eb1e2c014d1145a48ddc1895