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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 - SURIGAO DEL NORTE Award a ₱95.5M contract to SANTECH BUILDERS CORPORATIONNational agencies

Transaction hash:
f45978d55ca08cc61494e8bdb445fe88f48bfd54cd9048b4875d7ab24d6a30de
Status:
Included and unchanged
Block:
#5,059 954 blocks after it
Position in block:
Transaction 530 of 553
Award day:
Feb 6, 2023 (3 yrs 9 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 #5,059 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 2023 OO-1", i.e. the FY2023 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 - SURIGAO DEL NORTE awarded it to SANTECH BUILDERS CORPORATION on 2023-02-06.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23NG0006: 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 2024-03-05). 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   f45978d55c…6a30denow      …
  2. 2. Block Merkle root changed
    stored   04500cd877…664b3anow      …
  3. 3. Block #5059 hash changed
    stored   c6a04caafe…7912danow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 552 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f45978d55ca08cc61494e8bdb445fe88f48bfd54cd9048b4875d7ab24d6a30de
  2. 01 R f64a605b2e07e42d4b76e994c73b000b0d096e93446109d043e7d03d2bf64917
  3. 02 L e9fae7adfd84682d9dbbd2188f7f67ec547b1bf424076e31d59757a5b6737e4d
  4. 03 R 349fb16c7d8e4e9d9631e8eb3fd63fae79c839cde3d1182140654b1a9f2645f4
  5. 04 R b353bc822a2f79570a0a3af712bbead602ff493c3d8b9d0866ce8c827f2363a8
  6. 05 L aa7ccc59619a63fd4b505109a4bdaf9ea2d4cfe245777f8a21f587bc7d31e06c
  7. 06 R eb8f10e419a2ec7527db428fb65c84b788f62bd77db3c3ca6a498bca40f5bd5e
  8. 07 R 99f419d51e6accd46d61574580566cd86c9e717aad6159dcf28426d9af6620a0
  9. 08 R 7cc0e706884a8b2ec5e1eef63c0de6f601988593ecfc07489cf87f0481f51bee
  10. 09 R 61543a890bb84f617d6222fdd74c6672d75811674c31e85d6782d4b95b6920af
  11. 10 L f3c245cc2413646b3e49583210f83f04075e0303d6b63e13a1e70667337931f3
  12. root  04500cd877ee6ed6ee36680a7c253a9487fe94bbf0676736d04bd8c7c8664b3a