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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 - PALAWAN 2ND DEO Award a ₱24.9M contract to PTK GROUP INC.National agencies

Transaction hash:
daf9781d3fd4977d2d126e2dc65676500f2b633138f2ccf41429ef1d2a60442d
Status:
Included and unchanged
Block:
#3,138 2,875 blocks after it
Position in block:
Transaction 132 of 159
Award day:
Jul 20, 2017 (9 yrs 3 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 #3,138 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 2017 DA FMR", i.e. the FY2017 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 - PALAWAN 2ND DEO awarded it to PTK GROUP INC. on 2017-07-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17EF0067: 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 2018-04-19). 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   daf9781d3f…60442dnow      …
  2. 2. Block Merkle root changed
    stored   f3499aacba…b7218fnow      …
  3. 3. Block #3138 hash changed
    stored   e3544099e3…b5ea73now      …
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 158 records. Each step hashes the current value together with the sibling shown.

  1. leaf  daf9781d3fd4977d2d126e2dc65676500f2b633138f2ccf41429ef1d2a60442d
  2. 01 R db511df332d9cd248ce5146236d63572d9dc48074445a40a869272022e48a6b0
  3. 02 R 92b6fd614561019cc9797fcd0eb13b77448ad85fc5c0461e61d5048e356121d9
  4. 03 L 1356dbf4df0fa7da014ad70732cbaa30ae45d52ed904fef5d4c344ea0d65bf64
  5. 04 R 8d975d634a27ed24969480601c0e785472d9b20729bee5080d88d6837826576e
  6. 05 R bb61d76f2bd82d35cda1709da17666eb0d2d0e04b937c6cdb1b90c6324bac3ea
  7. 06 R 3162b657c00902cfc11bcb00ac7b9d3d3104205b22276dc417aa65a48d02e5f2
  8. 07 R 78d5a5b25a70b9db3ee1cb96102692938c5a33d6b5a8c134bab38adebd326379
  9. 08 L c2b7b571df3e5ed73d331bb5b51f734230fff90794d600e4b3fd8a345532e367
  10. root  f3499aacba25c22ad2ccebe5c94724198a08a8d1ace89c7ce70df462ccb7218f