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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 - BOHOL 2ND DEO Award a ₱10.5M contract to WIL TAN CONSTRUCTIONNational agencies

Transaction hash:
563fdf16ebe910dfdd64dd52d61baf03f81d49d8bfac036c92514aaf1bb9b60e
Status:
Included and unchanged
Block:
#3,599 2,414 blocks after it
Position in block:
Transaction 101 of 330
Award day:
Nov 23, 2018 (7 yrs 11 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 #3,599 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 2018 DepEd BEFF", i.e. the FY2018 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 - BOHOL 2ND DEO awarded it to WIL TAN CONSTRUCTION on 2018-11-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18HC0120: 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 2019-09-30). 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   563fdf16eb…b9b60enow      …
  2. 2. Block Merkle root changed
    stored   e4c07b8971…a7fca7now      …
  3. 3. Block #3599 hash changed
    stored   b1faa832a7…06bd95now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 329 records. Each step hashes the current value together with the sibling shown.

  1. leaf  563fdf16ebe910dfdd64dd52d61baf03f81d49d8bfac036c92514aaf1bb9b60e
  2. 01 L 563a9163c60cb456bbd64eb93d59337006bd51fffbbd686a2790d0a63f5f938e
  3. 02 R 76dfa8dbc0da362ad4de9ee7010ddd815d9552f43468f9cc28ed7a48b4eb2300
  4. 03 L 52383ab14e914ebb9335023d548dab7320c12bf60e2dd40b48cfb16a929e76e2
  5. 04 R 00e96ac3500b1fa2e1c32945a7c85622bbcaf32db17c0f4d0ea49ff55f7d6967
  6. 05 R 4d160ea11f2026c9435aecfa7d07baf4f4cbf4fdbd8a023a45834881643a1007
  7. 06 L 7f51c5fcb3ae0d611a1eeaf073b5e91dbfc719a0762f393784a7b5438fd52dca
  8. 07 L 725404eb2a9f0391a2eceafcd6a68a479d5e783d6dfe6b17e6ae57e874bc4b8c
  9. 08 R 9c969309fd1a3ab6adeb3981f2f6d1c6f9f60844a7b3f867e94c2057be6a90e5
  10. 09 R 4f580c22f8878c968b6fa704ee0e0802051cd0cb1fc0b18d2659dfebb0832a11
  11. root  e4c07b8971f535d0b4ccbae2d5073737da5df668956ec13fd7c009b36da7fca7