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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 - LOWER KALINGA DEO Award a ₱19.4M contract to BHM CONSTRUCTIONNational agencies

Transaction hash:
c8a5d59b7abd62a677c6a19269250ff75466e88570447bf6c4716f329a0581b5
Status:
Included and unchanged
Block:
#4,249 1,764 blocks after it
Position in block:
Transaction 134 of 169
Award day:
Oct 13, 2020 (6 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 #4,249 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 2020 LP", i.e. the FY2020 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 - LOWER KALINGA DEO awarded it to BHM CONSTRUCTION on 2020-10-13.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20PL0104: 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 2021-10-04). 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   c8a5d59b7a…0581b5now      …
  2. 2. Block Merkle root changed
    stored   2a71f81145…47f22cnow      …
  3. 3. Block #4249 hash changed
    stored   7b2b11649f…18682anow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 168 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c8a5d59b7abd62a677c6a19269250ff75466e88570447bf6c4716f329a0581b5
  2. 01 R c9a3dfeaf2eb07086884b4e537e17deb03237118848160964d39e1ddac000d30
  3. 02 L 909a34eb79d6b4145b363ea331d1d62bbec1aabfa8a10f0f998a69f2a170e98b
  4. 03 L 00fe3b9f9dec72ded6884a80e76b4462dd04ba13946d5c4b4eade32bbb889cd9
  5. 04 R 263c2b5f0f221a99d7a42918a02ca9091f2da2aa7e228ab62c2e479b60fa5047
  6. 05 R fe16357445a4334bd697c30847e41c85a2af97a22fd0e4c684e6f08d32a35ad7
  7. 06 R 42c5ece00013d6bb1acd051b123ee5b3d5d686782163f4148d304c13ca8eeee8
  8. 07 R 024b4eb72575e7d9726d6890dc228790cea37efc1a18ad097fbf16c40c39a60f
  9. 08 L 3f09bbb39669890c6d02fa2e4366aa3993d0103c229ed68a06dc4644f41538b5
  10. root  2a71f81145d15ae51acf1fc2e1eec982b3ceb553f75e2f250d8110ea8047f22c