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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 - APAYAO 1ST DEO Award a ₱1.2M contract to ISAGA BUILDERSNational agencies

Transaction hash:
866cb79bb6bbfe86c1379c82a56c0b8f26f16cf3388a7b146191f92422cde1f0
Status:
Included and unchanged
Block:
#5,129 884 blocks after it
Position in block:
Transaction 199 of 388
Award day:
Apr 20, 2023 (3 yrs 6 mo ago)
Value:
₱1,166,428.67
Project:
Construction Projects

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 #5,129 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 2023 OO-1", i.e. the FY2023 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 - APAYAO 1ST DEO awarded it to ISAGA BUILDERS on 2023-04-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23PB0028: 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 2023-07-22). 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   866cb79bb6…cde1f0now      …
  2. 2. Block Merkle root changed
    stored   2a657b2185…aae99fnow      …
  3. 3. Block #5129 hash changed
    stored   b9c11f6016…a2a9ddnow      …
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 387 records. Each step hashes the current value together with the sibling shown.

  1. leaf  866cb79bb6bbfe86c1379c82a56c0b8f26f16cf3388a7b146191f92422cde1f0
  2. 01 L 861e7e68bdfcd61eb2b4f47fb4160f0bc4703f4ea8550fd293b070f880d958e1
  3. 02 L 9a2d6a890658a230387514073e25886d41484ddef8e4a6baecf093f88cf684b6
  4. 03 L e09f5a9be089c91c0433bcaf07588eeb553730d8007dd00ef01f20757eac57ff
  5. 04 R 991b866f308e49185c0eeb1aa1e76d66a400b2b6096fcc4cf8d1ae97d4b2fc87
  6. 05 R 2bd04b7e7eb15d82b081d8ad8cb9140d7c01e3fc6392e32479fdea6b20256166
  7. 06 R 6d801d0919dad74c3f43a059d93bda5f77f3a1b259c93ac167093b1219c41336
  8. 07 L be68e435427ef46855dc51087aa69a85b82c408f5adf7b0ff507ac0664c105d1
  9. 08 L 1ba1df0c9bb8ca919e07076ced11099f4b55338ef199b820adeca5a5b3ad1ce5
  10. 09 R 9ed38c9d91a6f3233e606d1ba6432cf42beadef5437b163d3ae53830e8175918
  11. root  2a657b21852c5d4de834a475ede25f42d4da14c5f3edd781d9eca1e51aaae99f