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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 - TARLAC 2ND-DEO Award a ₱15.9M contract to CS GONZALES CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
8a31bd2edfa40d13b3814a4f8694f62bb39636db553f9e3ff2eea69a81b4fb9c
Status:
Included and unchanged
Block:
#4,978 1,035 blocks after it
Position in block:
Transaction 135 of 270
Award day:
Nov 16, 2022 (3 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 #4,978 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 "Outside Infra - GAA 2022 DepEd BEFF", i.e. the FY2022 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 - TARLAC 2ND-DEO awarded it to CS GONZALES CONSTRUCTION AND SUPPLY on 2022-11-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22CK0121: 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 2023-06-19). 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   8a31bd2edf…b4fb9cnow      …
  2. 2. Block Merkle root changed
    stored   639a509e10…064606now      …
  3. 3. Block #4978 hash changed
    stored   a0ca9b8c09…702e9cnow      …
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 269 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8a31bd2edfa40d13b3814a4f8694f62bb39636db553f9e3ff2eea69a81b4fb9c
  2. 01 L 8a1dbd3dd0276e86810804ee376e86fa58c2cfd0f0811fa06d204abe34eab72c
  3. 02 L b4dec70959d717100e398d323624cb13d038c45308009dd051493c85ae36302a
  4. 03 L 4b0a9adb83358ebb618053d8313a2bf07149cde050cddf43a98dd9a273ed9db6
  5. 04 R 7af67648af19fb7b6a031163427a819d14001913779413b8532abbe9aa315ead
  6. 05 R 15588b284459f95a14ce9800a6f748a42a0bd995b7cce5110844632375655b50
  7. 06 R a0feb6c9dbd562f5d1c96b4ff088b5f96bf85ca83b608aa5228b3d82641db340
  8. 07 R 4e2ef9c3ab6914fbb9015065884e820f967bd4811427d659871009f8a6524037
  9. 08 L 341b2ea60fc764465562fe870e467d8fecd82e617f2cc55fb5848e7f301da110
  10. 09 R 6d6ec39e5392561fcb81d8b8e3817d5e9ec8f5262839c7ac16634c9562eeb0e9
  11. root  639a509e10ac474b64433a4e1fa319ccc1d186db2a74d390e51a045569064606