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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 - BENGUET I DEO Award a ₱2.9M contract to SYMON ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:
bc06154b9636a2c8b07335798c8b63bda39bcd7450b815d7454d029e11f30268
Status:
Included and unchanged
Block:
#4,959 1,054 blocks after it
Position in block:
Transaction 151 of 207
Award day:
Oct 27, 2022 (4 yrs 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 #4,959 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 2022 CSSP", 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 - BENGUET I DEO awarded it to SYMON ENGINEERING AND CONSTRUCTION on 2022-10-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22PE0178: 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 2023-03-10). 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   bc06154b96…f30268now      …
  2. 2. Block Merkle root changed
    stored   574377d9ae…0944a1now      …
  3. 3. Block #4959 hash changed
    stored   b50b767947…469fa9now      …
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 206 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bc06154b9636a2c8b07335798c8b63bda39bcd7450b815d7454d029e11f30268
  2. 01 L bae5497174171f0154cd33162495eec3597bbae71f4b0859a66f74b4b1e2591f
  3. 02 L 03e3aa2ea723254c1af8eeaaa89642300fa9729f3b380d4e4508a83e58ea2891
  4. 03 L ff865f91fbdbbc14142b506a826c00f3118c26e37fbab2492726a77d35dfdbdd
  5. 04 R 0c99046401540ccfb921118ad64e7c234c07b4da2750e740d8e501d3c82d90c9
  6. 05 L 657f82ecf0f0e15b8c8c55363afbcb670bf28d33cae433b62afda10c4f51486c
  7. 06 R 864b1ab57ec6e844d3f32883fe68d677c26ed02ecead8fb222b0b9c106c1a5c5
  8. 07 R d69d7d48407046ff8ee2c5bae39dad75d9ef82c96f1bb3c55c1a5d387c71d445
  9. 08 L 4329dfde62fba724ded46b59d487dc6008d398d897e2944af3af4ad69e77d358
  10. root  574377d9aedd183a2207c0af3574531b1957af5c278ad7bde5e3aed8aa0944a1