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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 - NORTH MANILA DEO Award a ₱69.1M contract to EIGHT J'S CONSTRUCTION SERVICESNational agencies

Transaction hash:
64a3beffd3cf477ff87f64026d781d997a2eeab600af6b7349d9813479d63b0b
Status:
Included and unchanged
Block:
#4,756 1,257 blocks after it
Position in block:
Transaction 787 of 2,014
Award day:
Mar 24, 2022 (4 yrs 7 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 #4,756 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 - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Flood Control: Construction - Pumping Station". 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 - NORTH MANILA DEO awarded it to EIGHT J'S CONSTRUCTION SERVICES on 2022-03-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22OE0018: 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 2023-12-13). 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   64a3beffd3…d63b0bnow      …
  2. 2. Block Merkle root changed
    stored   9594962736…9c4e43now      …
  3. 3. Block #4756 hash changed
    stored   d425e25faa…e4c265now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (11 steps)

How this one record is tied to the block's Merkle root, without needing the other 2,013 records. Each step hashes the current value together with the sibling shown.

  1. leaf  64a3beffd3cf477ff87f64026d781d997a2eeab600af6b7349d9813479d63b0b
  2. 01 L 6493e3420c49227fbc2fba1aa5ea8530d7f155f8576ddd5002a6ff2025c1d612
  3. 02 L 5dd3eadf07678fb155e7c9bbf242bf9763292d7b285c228f00143d31b83160f5
  4. 03 R a2fff085197a9d9412d4fb613d348fe918f99d4f7bc66961831c1ee785ac886b
  5. 04 R 9172b98ced22f8b0c0234c44cee866b375c6fa6de691c6e2d551c2b4dcd012e6
  6. 05 L 16adb823f6ffb54fa8d31d37dd6c80410ab3e49f6eb592b9d3a4f55a01aa8da5
  7. 06 R 043ad7910ab2073a425cf55096356fcc209520aa249c8df7e8e52275e1d74cab
  8. 07 R b8c7f92386b7285908c4e3c47685b3483860c5832ac39704795b3b1bf798274d
  9. 08 R 53debeb5b9ff459b839ddb9d1a0cf5ab9d0d15e3277f31f2cbfa8f9fbd2198bb
  10. 09 L f64a04ee0e85061f1dfe65abbfe12203e48f88d8c92fb52d441c6181fa396bab
  11. 10 L e5e3e569290f158f4f444650f2070d99eedbe53a25d874a77c39354ee23890e3
  12. 11 R 18b93685a83de87afdb97a5107ac17a740526a64a8649cf845f8237c665f097c
  13. root  9594962736d944ee003d7cede6be384892f0fbd3fc42142c30260764929c4e43