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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 - LA UNION 1ST ED Award a ₱961.8K contract to ARM ASIA CONSTRUCTION & ENGINEERINGNational agencies

Transaction hash:
bb82de07c17e245212ffff97f2e6d4c4b8071ee2a9aea129d0ed613ab474d714
Status:
Included and unchanged
Block:
#3,341 2,672 blocks after it
Position in block:
Transaction 247 of 340
Award day:
Feb 22, 2018 (8 yrs 8 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 #3,341 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 2018 LP", i.e. the FY2018 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 - LA UNION 1ST ED awarded it to ARM ASIA CONSTRUCTION & ENGINEERING on 2018-02-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18AE0035: 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 2018-04-24). 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   bb82de07c1…74d714now      …
  2. 2. Block Merkle root changed
    stored   6bda5b729e…865880now      …
  3. 3. Block #3341 hash changed
    stored   89af3c32d8…17c51enow      …
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 339 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bb82de07c17e245212ffff97f2e6d4c4b8071ee2a9aea129d0ed613ab474d714
  2. 01 L b9ede25b7424ad7dcca73e51d7fc76190a881e6b661e30041b8ae4fcf1df4ed3
  3. 02 L 25e4bb0b1aad5e872bea5035e1af0b6b3375eb0050948173ad092f4c3467569b
  4. 03 L f41f0bb5c18d04f3e28cfebc7ee74a8119364f0e4db68a69a0f8641bfe698910
  5. 04 R 28a22dacf7c77870f799fb27649460295826b015f4be5afcd50a4dbaec95b3fb
  6. 05 L 4fa761fda79b1fd197093d43521fad7bd40820d39966a10f07fbf5f3812da49a
  7. 06 L 50957cf29251932c9ad0298fa0d1f35f699f327850b2d29d87deeeed690900eb
  8. 07 L 61f24c50cbeeb2de26590df913e930a0bbb6249194f0e32ed2f4399be312d951
  9. 08 L 91c445d83408cf9c03969d643618d095d3900b680211eadf7753244629ce9eff
  10. 09 R 02994ad24a72385b1bf67818a577e234222b38668d6d71becfc7f3c1d5d99d83
  11. root  6bda5b729e815999de79b6f8c771bde060369054d6f59046877a413b8e865880