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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 - ILOCOS SUR 2ND DEO Award a ₱8.7M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
22e92012fca7dd23b79f8976635589f9cff5cb80c371a5c993e28b740c063140
Status:
Included and unchanged
Block:
#3,887 2,126 blocks after it
Position in block:
Transaction 46 of 273
Award day:
Sep 25, 2019 (7 yrs 1 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 #3,887 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 2019 DepEd BEFF", 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 - ILOCOS SUR 2ND DEO awarded it to E. E. MADAYAG CONSTRUCTION on 2019-09-25.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19AD0119: 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 2020-07-28). 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   22e92012fc…063140now      …
  2. 2. Block Merkle root changed
    stored   f5f0dc755e…138caenow      …
  3. 3. Block #3887 hash changed
    stored   11be85a3f9…13687enow      …
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 272 records. Each step hashes the current value together with the sibling shown.

  1. leaf  22e92012fca7dd23b79f8976635589f9cff5cb80c371a5c993e28b740c063140
  2. 01 R 2325ad1f0927cfb4044e24084799afb26eec47c95a63914e39380a68da36d032
  3. 02 L a8b8152848f01eb4804f6c6d7c9f98afea1395ce20d45a360dc19bd3f6084391
  4. 03 L 50470c18b8cae939bdafdd9848d978308bfab324b4cac7deab9b4af3f58d5388
  5. 04 L 3a74553a23bab70d326c3c41cba1e41788987a41433fdf465193b2d31fc37739
  6. 05 R 5be4d35bb6195a9ba7cd5ca2fc4ec289b8c2a134c5b8bab44228f49b649f4cbf
  7. 06 L 8728cd0bb759cfe8f0cd77db1cf1948e175012cccff924ba687bd19e0f66551a
  8. 07 R d02ac0d05328f4d654e660a4b7610ec5bedaf9072db1eaf6f8ea1bfc35a5b9fb
  9. 08 R 507ec5752d3664d836ad87d847e30ab8c37167879f59277bf0a6f80cfc20531f
  10. 09 R c5a043eccfbf059d9c74e5e45e02decde35ec90ebe47d115e13363942a232c83
  11. root  f5f0dc755e5b8d1cc43c8bf52e4b710925e15f1dd18a795714034b1d81138cae