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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 - AURORA DEO Award a ₱12.5M contract to JOHN DEE B. BUSTAMANTE CONSTRUCTIONNational agencies

Transaction hash:
2bcfdda66a7930504a0c2a40a98ceb15bd899f29d8ee3a3b31fd39a9c348ea56
Status:
Included and unchanged
Block:
#4,509 1,504 blocks after it
Position in block:
Transaction 44 of 223
Award day:
Jul 16, 2021 (5 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 #4,509 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 2021 DA FMR", i.e. the FY2021 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 - AURORA DEO awarded it to JOHN DEE B. BUSTAMANTE CONSTRUCTION on 2021-07-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21CN0134: 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 2022-01-20). 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   2bcfdda66a…48ea56now      …
  2. 2. Block Merkle root changed
    stored   58aa70957d…fe707cnow      …
  3. 3. Block #4509 hash changed
    stored   720bb2c18c…a0f559now      …
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 222 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2bcfdda66a7930504a0c2a40a98ceb15bd899f29d8ee3a3b31fd39a9c348ea56
  2. 01 R 2daa884cab0a4fcd61c80459541e2123ff51dc52a0482bb6a307bea70b453f41
  3. 02 R 455e001c7918394942f5ecb0bbc153bb941dc79d3b13fac79ca2d23df3449ebe
  4. 03 L 3ed048de683269dd3e90eca1e8e52f6a54c4b3d5cc61f4b5ea7899fa59194150
  5. 04 L 4e5150361c55fd0fee8007a829b7f4717ece5c83e6562531cc8b61af293493c8
  6. 05 R 8b97551fc18a4bd207c9313ed7d3a2c400d9fd3ccb4aa8e18b3ec0c3336af79b
  7. 06 L 7becc191552df6d4b7a48f5b88a5652565f68819e894de63d0170b050a032015
  8. 07 R 8547b0d7410e2cd1e45fd6f31f9ab93445d9f3f995ba29d3d67c3cc486e93830
  9. 08 R 293082379c480d69f44a1e01deedd25d65ede202c1976a2d81287b2bf17d4839
  10. root  58aa70957df8b50ecd4a9a9eb3e5f724bd8ff346f5d1ddf5f4ccb52d4bfe707c