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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 - LA UNION 1ST ED Award a ₱5.2M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
a1949dc525012d0b753fc03f8f094ed094061ebaf0797dc01c04fc86b2f1e06f
Status:
Included and unchanged
Block:
#2,983 3,030 blocks after it
Position in block:
Transaction 223 of 373
Award day:
Feb 6, 2017 (9 yrs 9 mo ago)
Value:
₱5,184,568.74
Project:
17AE0022 Civil Works

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 #2,983 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 2017 MFO-2", i.e. the FY2017 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 - LA UNION 1ST ED awarded it to E. E. MADAYAG CONSTRUCTION on 2017-02-06.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17AE0022: 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 2017-07-16). 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   a1949dc525…f1e06fnow      …
  2. 2. Block Merkle root changed
    stored   41b3806f8f…e37b3anow      …
  3. 3. Block #2983 hash changed
    stored   029d5c0962…4d4f25now      …
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 372 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a1949dc525012d0b753fc03f8f094ed094061ebaf0797dc01c04fc86b2f1e06f
  2. 01 L 9f4c2ae01f3315dffbc2100501262e831c85fff39aa01722d294d7c4685105c5
  3. 02 L ddbb96bdd2ce0b2e6569f677f9162227bf0ca57893ab1e33c58a720247b2086a
  4. 03 L de95b950699a9277bf9ceae07c1903b2fcecd538a2db7676138b1b208fa23b30
  5. 04 L 256598ab8e08bbeba23be86deb66dc274d1674e8ed416d8c1ee696652782c353
  6. 05 L afdad9b7a65fff293b345a52f95df9ba0fe9c165adc5f6e461750ea0f866884e
  7. 06 R 4c6264d8ede4472cafe5d37da80e894f7d7e424e9843b2e9f38b60ff3145f12c
  8. 07 L fcd68f250c5d6fb8bb25d7527a5ae3150ecbe3b85e13d32c6ec3b908cd60edb5
  9. 08 L 04c76cf82b684b92327833ce74a078d8342dfdd325ebf34bb82d002fe9a764f5
  10. 09 R 48f4a8343839700049e72fecbedf72e41d6936e920d70c722439f79732fb9df4
  11. root  41b3806f8fc1b9720ee7a7faf606716d935b14cf605a5d424459ca4f12e37b3a