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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 - BENGUET 2ND DEO Award a ₱2.9M contract to NAIR CONSTRUCTION AND ENGINEERINGNational agencies

Transaction hash:
cb284e99e7e8283f1fe608daf87d5482afcef74087f725a20a5dcaff337cd702
Status:
Included and unchanged
Block:
#4,903 1,110 blocks after it
Position in block:
Transaction 228 of 291
Award day:
Aug 30, 2022 (4 yrs 2 mo ago)
Value:
₱2,935,003.82
Project:
22PF0126 CONSTRUCTION MPB SINACBAT

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 #4,903 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 - BENGUET 2ND DEO awarded it to NAIR CONSTRUCTION AND ENGINEERING on 2022-08-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22PF0126: 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 2023-03-03). 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   cb284e99e7…7cd702now      …
  2. 2. Block Merkle root changed
    stored   95c692f89e…825096now      …
  3. 3. Block #4903 hash changed
    stored   4635cd92c7…29b6f5now      …
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 290 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cb284e99e7e8283f1fe608daf87d5482afcef74087f725a20a5dcaff337cd702
  2. 01 R cbf873ee2ecc54323a9e52c9c41083f9316cdab61a2710142bda81e633dff369
  3. 02 R ea58684e85e3bd8d0198290de51f7c5098b73fa92a10cd5c63b491e1e26e6416
  4. 03 L e3479b61d6569477400d843f4f75643d3c518857e6bce87263efa2fb5288410d
  5. 04 R ac65cda92ed2223ecf6e2aa77d91655019a32f9d46dc0df71c8a0a4901054a12
  6. 05 R 589d8509874785f51eae2c782544e89883d9f6ab21f7e869e66298244bc327ec
  7. 06 L a4bbff8fd13e85197177af39797394937553af79170a824be7cf2b30ad387d37
  8. 07 L ac8439e348ee9b996a20bb359dd672674f6a926db5919d408cc7faffca3e2c43
  9. 08 L 96eb4a99a14cbd3a1b96fff65079cf4b685e6f09898bc03f4b25eb184835ab78
  10. 09 R d32ba029b76617d8639cd6246839a63294e96af1814a543d299963e5887ac676
  11. root  95c692f89e523d6327b959352e8518675f4ca35a1ef1e9669989481f4e825096