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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 - REGION X Award a ₱5.6M contract to GREEN BUILDER AND ENTERPRISESNational agencies

Transaction hash:
bb74a4e0350d3533e88386dc79eb7f7ffac10e90fd7993b3c5211fcd46f89d72
Status:
Included and unchanged
Block:
#4,135 1,878 blocks after it
Position in block:
Transaction 132 of 171
Award day:
Jun 17, 2020 (6 yrs 4 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 #4,135 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 NDRRMF", 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 - REGION X awarded it to GREEN BUILDER AND ENTERPRISES on 2020-06-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19K00463: 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 2021-12-27). 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   bb74a4e035…f89d72now      …
  2. 2. Block Merkle root changed
    stored   e954a9c1de…5be2fbnow      …
  3. 3. Block #4135 hash changed
    stored   9b199d26fc…91991enow      …
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 170 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bb74a4e0350d3533e88386dc79eb7f7ffac10e90fd7993b3c5211fcd46f89d72
  2. 01 R bc2dbe715f5c1813dfab57e0cf1aa074d2273cb9d19a9b6fcaa141a757afc490
  3. 02 R 04df7e280c5ef43411a37e3b58f750b8328f626071dd64d098cc0d2936b56ba9
  4. 03 L 3e570117594ef6a0f9750ec5be0b50bb774ce6e2e905b3af6618e205e32a5866
  5. 04 R 75a3d19ea6ce2e273c36c4c32d34db96d3e7f79057bf11fc7e01900d9f5d03db
  6. 05 R cab940d3c47066069c261fb729d0aa3e5a20fcd13503e442d418772aa87d510e
  7. 06 R ae4d6211f28f0eaa978b0b76ee4004060f0757ba5f5b7fd6c6c002f0bd7c4a04
  8. 07 R 1c7fb2db05b27865dcf7c3cbaf977e3aeba3f2c28527416433453e5b75c62690
  9. 08 L 55b7a021bbd3c4241ebd017418f12f5484106bdf1bd6891bb3c1b18c17b7313b
  10. root  e954a9c1deca25900f7b7b7d797bf41c6cb945c2363c08ac318ec244945be2fb