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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 - QUEZON 2ND ED Award a ₱55.0M contract to PRECIOUS CONSTRUCTIONNational agencies

Transaction hash:
a5cf00a9ca802d9dae74550260e9b236121a99642199b3af65f283a0146ecedd
Status:
Included and unchanged
Block:
#3,828 2,185 blocks after it
Position in block:
Transaction 201 of 287
Award day:
Jul 24, 2019 (7 yrs 3 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 #3,828 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 2019 OO-1", i.e. the FY2019 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 - QUEZON 2ND ED awarded it to PRECIOUS CONSTRUCTION on 2019-07-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DJ0029: 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 2020-07-02). 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   a5cf00a9ca…6eceddnow      …
  2. 2. Block Merkle root changed
    stored   0a7e58aaf0…de621bnow      …
  3. 3. Block #3828 hash changed
    stored   c70b23ccbe…59f9c6now      …
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 286 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a5cf00a9ca802d9dae74550260e9b236121a99642199b3af65f283a0146ecedd
  2. 01 L a5cde7b5690c0ee08b65ff022a7a8dbf3c5d7bee5b99972fc04378f8f60be693
  3. 02 R 8710293a26bff488c37352581df69c1b58ea117ac3b6204f48e4d7ecf20a3602
  4. 03 R 112e09ecf3db7664c2111405e3aa9ba059c1a3f4617ace7a36a288e73183cde1
  5. 04 L 1025be04333460ea6a73ced654440b0fc5d5e3f6fbe58e7cb26ec7edc4475dbf
  6. 05 R 59ef9fd9ee039600818d94e3a8dc10f308c77ca23628440e47b6efeaea05c0cc
  7. 06 R dd471602af560c928491cf79212ccc20bf62ea92fea601f13e19b7cb5728309c
  8. 07 L dca1374f0885bd62df800e86cb1dcefce9ed6aca568589e2f38acbcc382050ea
  9. 08 L e85405920e37549df08d7fe5b4a254d502f603ab5d1ff3e2b95a5ce69f7c34b8
  10. 09 R 72bf47a325acaba7390affb38b7d696c75f4f5d50a84500c2fce58e1cf91aede
  11. root  0a7e58aaf0c7125848c26c92a316236ad8bdeff2b1ce99ca03f782b86ade621b