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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

PHILIPPINE SCIENCE HIGH SCHOOL - CENTRAL LUZON CAMPUS Award a ₱6.8M contract to A.S.S. CONSTRUCTIONNational agencies

Transaction hash:
5fab0e8f8a76edca0fdc587e8a53dd59307e8aad152847b39ef269ce15f2cb84
Status:
Included and unchanged
Block:
#3,116 2,897 blocks after it
Position in block:
Transaction 88 of 256
Award day:
Jun 27, 2017 (9 yrs 4 mo ago)
Value:
₱6,811,526.50
Project:
Construction

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 #3,116 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)
    The award does not say which budget line pays for it.
    Not published
  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)
    PHILIPPINE SCIENCE HIGH SCHOOL - CENTRAL LUZON CAMPUS awarded it to A.S.S. CONSTRUCTION on 2017-06-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   5fab0e8f8a…f2cb84now      …
  2. 2. Block Merkle root changed
    stored   e6fb994f15…be3e93now      …
  3. 3. Block #3116 hash changed
    stored   a918444395…2c7ae3now      …
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 255 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5fab0e8f8a76edca0fdc587e8a53dd59307e8aad152847b39ef269ce15f2cb84
  2. 01 R 603e801136032d85ae878274c7ca4af49fff6aa4daebd35aa2c929f6eb221188
  3. 02 R 81b295cd013df0a4ee6eb0f1ae1efdff898fe46657e419cc58d19b7b66e13852
  4. 03 R b037e06c3b9e80b8e5762410d87a4894522d6b6db6c0192aaff7a8c517c15ba3
  5. 04 L 1debbb192c27cfe17d2202c155d9b2d2b4f3f91544e785562e2b12cfed3d04ee
  6. 05 L 91c1c1fb31767210827217fbf63d0e61ac36fac2a9ac966a24718bf957efed7e
  7. 06 R 3fdcf272900615e4ab38c05c72c004d536644c6edd39f13b86dfb461626844e6
  8. 07 L dab5feb4975a6d0d21bef2db00540c5156bd5fdf2756bf1a1fd7b70801abb36d
  9. 08 R 1c9cde38ae85dd3eab7f4da89d47abaec67f3ebb5d9db51f5b72fcef65b4a5b0
  10. root  e6fb994f1554f751a9906f56120fbc4418c494a2943125a7736af814e0be3e93