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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 XII Award a ₱3.0M contract to CEMEMP CONSTRUCTIONNational agencies

Transaction hash:
b11baa6fcdc82771d7d74a9696e81daf72ff315e48f06489f70086ca8c762a45
Status:
Included and unchanged
Block:
#4,659 1,354 blocks after it
Position in block:
Transaction 179 of 236
Award day:
Dec 14, 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 #4,659 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 LP", 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 - REGION XII awarded it to CEMEMP CONSTRUCTION on 2021-12-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21M00118: 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 2022-06-19). 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   b11baa6fcd…762a45now      …
  2. 2. Block Merkle root changed
    stored   915107a852…85709fnow      …
  3. 3. Block #4659 hash changed
    stored   8eb4e4d2f6…51c266now      …
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 235 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b11baa6fcdc82771d7d74a9696e81daf72ff315e48f06489f70086ca8c762a45
  2. 01 L b0d9f4fb2b64b8a2a0a3a41921a46b04f68ca03ddf4468cb85e3a7130d1f51e8
  3. 02 L 38ab74729947f5b367d9d06640a06da183518cfded4020c356140e5a9b037d54
  4. 03 R 9cbe9403059c5ebefcff5252bc5008e7c071e61949e97ccfba3b818c7da7bda6
  5. 04 R 864e2802c03a9bbaf1eb1436d081e8dab0c7d582ccd5d43ea61acf059c0a2012
  6. 05 L db31c2b7672574abc74b6a3921b9aa9473e78da545be1c962545bf9a1b6f315e
  7. 06 L 00cac6369b17af653770b8b348f048024188bb744e699a4f81752b4302656eae
  8. 07 R 66f37b368782d659136e7073ef0f325e9aed6d546a630b751cf4f42411da42a9
  9. 08 L 42b8c3d515d05478975122d4877a8d4d8d1bc91b51fe0c30d0fe8563f919f0fb
  10. root  915107a852755fbbac1fc8d71e906f57bf789183b345cc835582f6e5ac85709f