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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 - DAVAO CITY DEO Award a ₱56.7M contract to A.Y.U. ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:
ecd73278ee4e0ae325a43a7b2dca2eacfd078632f645332d1015ec85c0b39769
Status:
Included and unchanged
Block:
#4,631 1,382 blocks after it
Position in block:
Transaction 216 of 239
Award day:
Nov 16, 2021 (4 yrs 11 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 #4,631 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 - DAVAO CITY DEO awarded it to A.Y.U. ENGINEERING AND CONSTRUCTION on 2021-11-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LB0297: 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 2023-08-15). 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   ecd73278ee…b39769now      …
  2. 2. Block Merkle root changed
    stored   d45a8aa018…f1f58fnow      …
  3. 3. Block #4631 hash changed
    stored   29683499a6…49573bnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 238 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ecd73278ee4e0ae325a43a7b2dca2eacfd078632f645332d1015ec85c0b39769
  2. 01 R eeb131377f21cfaed7a5a10763c2f50437a16bc6507b1d0c8b93f3ffe45597e3
  3. 02 R 11ff0ce582ba8250315acbfc68f55c686711a08a0621e2b1f289a3e16ec0009b
  4. 03 R 9f9d2b537f29200e751821ce53a429274915d6f52f1676f789b0921c2c143abd
  5. 04 L 5a17b945df50cc6a0c84acd2e075b559236133e1af8aab82fb45967ab5eaf3f0
  6. 05 L 38c8c5467677bed7197bec8564f112089692da733c832d6c8b67ba8ad15a9c28
  7. 06 R b28278633a06158252fda59d39c582ce2b9694c965fb972800714a1be0041782
  8. 07 L 29e9f8c1df908cd576f547f12351142b91341516d907f8bbac9637025776ec1e
  9. 08 L 6a7b07c2ac4e040b33df2ff51eae8b10a001964f8242aad27ee9ce53438ed9de
  10. root  d45a8aa018fcdda238a4a454a35dd20e18d7e1b52abbe1d0362738ff1cf1f58f