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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 - NCR Award a ₱91.5M contract to AKN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:
fa193b7ff217c72fb7dc1ce63760b6c4c6ff42bac2099647929c1138d1f01289
Status:
Included and unchanged
Block:
#4,634 1,379 blocks after it
Position in block:
Transaction 267 of 272
Award day:
Nov 19, 2021 (4 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 #4,634 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 2021 OO-2", 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 - NCR awarded it to AKN CONSTRUCTION CORPORATION on 2021-11-19.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21O00108: 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 2024-01-31). 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   fa193b7ff2…f01289now      …
  2. 2. Block Merkle root changed
    stored   77cc858471…842b86now      …
  3. 3. Block #4634 hash changed
    stored   8b76d29ee5…6189e3now      …
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 271 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fa193b7ff217c72fb7dc1ce63760b6c4c6ff42bac2099647929c1138d1f01289
  2. 01 L f8136e0e09caaf9d1fe06c9f15d15fbc828addf308c00cefbb4d4b7b7b7f41bb
  3. 02 L 00aea6425957dc6eb99af6c93a479b72bfac0b32cdbb055d56b71d91748268bb
  4. 03 R df3481de4798f12fd6281b9968a3998ca3f2fdeef750c8cdab9da8a53129a247
  5. 04 L 554a65a3f2dd5822e6c2c4bac8d7beb04b51d93dabea27e1986b92033c309152
  6. 05 R 3460308f42cc26878332141e49fd4440dabb9a7d8971e99ccd4576fc701be092
  7. 06 R aaef86ccef994e25487f09d7fdf071d7daa9036fd922d3a7a4ffe24976462334
  8. 07 R dbd0388afc767729eeac5a0455e6ffb679622f62c950872a8e86b99fcd5618dd
  9. 08 R 58c71c38a42b4c63465a175c0951892ac925f3548c7d6a0d171ee4c41dccfc67
  10. 09 L 81bbe6de8355241f6d1f7d515d208a9d983e20f9e819dc9c8515573e84e72bfd
  11. root  77cc858471815898ed36cc68713aba994aea292d64cd536c7c07a9f6ec842b86