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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 - NORTH METRO MANILA Award a ₱9.3M contract to EL-JAKE BUILDERSNational agencies

Transaction hash:
a86015f1fef8bfda3137b941d4b6894dba9ed8ba2d0612170f445eb08f1683e6
Status:
Included and unchanged
Block:
#3,577 2,436 blocks after it
Position in block:
Transaction 198 of 307
Award day:
Oct 30, 2018 (8 yrs 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 #3,577 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 2018 Other Infrastructure (CSSP)", 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 - NORTH METRO MANILA awarded it to EL-JAKE BUILDERS on 2018-10-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18OE0249: 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 2019-07-17). 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   a86015f1fe…1683e6now      …
  2. 2. Block Merkle root changed
    stored   0dfb3b9da2…318e9enow      …
  3. 3. Block #3577 hash changed
    stored   6e26756acc…ddd46anow      …
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 306 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a86015f1fef8bfda3137b941d4b6894dba9ed8ba2d0612170f445eb08f1683e6
  2. 01 R a96d8e2c391f2e26057cde545a089ee722eb5cd35ef9339e8bec7e53f7da19f9
  3. 02 L dae7a2f56581013ba00dc9aed4e73afa5243f45d5b8dad321bb997cf8938e970
  4. 03 L 927bbfdb0d24aea6f3da408f99bdc2cf98f7313b5dbc2d480a0c47edace3b7bc
  5. 04 R efea4cf6223ff814553199841206a5b954e15d8a5d3eafa856b321d51587cb98
  6. 05 R ab801710f698c78e59871de602c94dd9fe7ea214f4bfe314d595457554fe70e7
  7. 06 R 088e4a81e5285910a42386e5d87567c2a41315e60aced7a6eaf3ff83645f85d4
  8. 07 L b824c929a563413b1b24ccb628394bfb1f605020bdc569d630c86fd1be035eea
  9. 08 L 18b3ffd4ef04670daa82b67f95f164adcc9d3ca41e191e113affd9776efccb93
  10. 09 R 6e3311a2094b238654d3a454d2a583a0f44fafd2dbd53b364b7e872f8673fa49
  11. root  0dfb3b9da2f7a7a480effd6e50e76e6e7c3d189d8fff614a6781be1bdd318e9e