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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 - CATANDUANES ED Award a ₱1.9M contract to A.V. LAYNES TRADING AND CONSTRUCTIONNational agencies

Transaction hash:
2dff19817c6f71f38dc71b8b5fed1ae17902f9e7f86efa5acb2c049edb492d96
Status:
Included and unchanged
Block:
#4,450 1,563 blocks after it
Position in block:
Transaction 60 of 304
Award day:
May 14, 2021 (5 yrs 6 mo ago)
Value:
₱1,937,579.19
Project:
21FH0133 - BUILDINGS AND OTHER STRUCTURES-MULTIPUR

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 #4,450 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 2021 LP", i.e. the FY2021 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 - CATANDUANES ED awarded it to A.V. LAYNES TRADING AND CONSTRUCTION on 2021-05-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21FH0133: 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 2021-09-28). 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   2dff19817c…492d96now      …
  2. 2. Block Merkle root changed
    stored   f95fd5f7ae…587b52now      …
  3. 3. Block #4450 hash changed
    stored   60a1e291e3…2bbb65now      …
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 303 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2dff19817c6f71f38dc71b8b5fed1ae17902f9e7f86efa5acb2c049edb492d96
  2. 01 R 2e16c946b97f3709cc259a1afaf0c606ce52a8835f2c5328c5c41a411c91da50
  3. 02 R 82fbe44e8c598985e2c9ecb8ac6864996c1523e32456190cfd40a4a6d6ff1ea9
  4. 03 L 4bb6cd5b6b68b02a855c859c8940d37421327c048dce93982d2ab5bb830aa221
  5. 04 L 3b3e4208d8b0e38bae6842e40a1a29758f9127634970c7944e5f649a705ad26c
  6. 05 L d9d601da6cf13c1ce00be02e0eb7d52c3701bcc7244d32327a1730cfb733b7bb
  7. 06 L 90d06c1438db2aace97958a226a27fa3ae4407a7b686b6a813e354616a30cb0e
  8. 07 R fdd6f7f7c9bbc8d3854078b3330c5c5a6283917613d7b97d0af83b0d61ba3ab1
  9. 08 R 8b9b1ebccfedd3618e8bbbf8738ac3be6f5746cd78feb3989c80a45410075b1d
  10. 09 R 7b22e0b3a7b9127e5e578fa04461289d11033ba754d695d8a56d87a463a3d45b
  11. root  f95fd5f7ae15c85a5f96d6d7942734f9d8f2b6a5a77c1962946fda80d4587b52