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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

UNIVERSITY OF THE PHILIPPINES - OPEN UNIVERSITY Award a ₱915.3K contract to POWER K CONSTRUCTION SUPPLY & SERVICESNational agencies

Transaction hash:
8e65fa7cd61de045f0ef3d42aa5abab413fc76e7dcb1953af0170735df25c20c
Status:
Included and unchanged
Block:
#3,529 2,484 blocks after it
Position in block:
Transaction 149 of 300
Award day:
Sep 10, 2018 (8 yrs 2 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 #3,529 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)
    UNIVERSITY OF THE PHILIPPINES - OPEN UNIVERSITY awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2018-09-10.
    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   8e65fa7cd6…25c20cnow      …
  2. 2. Block Merkle root changed
    stored   8d6c8108d4…4b4cdanow      …
  3. 3. Block #3529 hash changed
    stored   177b56e753…246ae1now      …
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 299 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8e65fa7cd61de045f0ef3d42aa5abab413fc76e7dcb1953af0170735df25c20c
  2. 01 L 8e45f78d136b3acc9691389067c13da094607ccd716add0924128d1ec4396337
  3. 02 R 586bb5d6cdb7e894ca21cface76e78cc2135c093bfe1b031385dc02d24335db0
  4. 03 L a526603be773092ca0ba49346b1010d92c3de1b38d3e39a27351f9c4c8a8dc26
  5. 04 R 8888e504086ae8092f3554432f78e6ed57241b818d62eba80cf380c212052582
  6. 05 L d6c396c50330772b26d3ff0627ce2f3db2d4c9ed3a0decadf99e2fed840fcdcf
  7. 06 R b1672aff9504b05fb670972d878419fda36047db88aa9a5b2865fe34e6cf8de5
  8. 07 R 8111522e212cc0c842dcbe2ac3c2951f931ae844440eaa1b7ff359e7f195c686
  9. 08 L 0eabc6638b8f1054f5176160ac44c86ca51bb44c9f450b32fbb8ccb083ecfe4c
  10. 09 R e7adcd794d8c33012ae355018bb6f820dee73e5cfa1a60f91ab7214d44a2218c
  11. root  8d6c8108d4e02eb79512886581ba8800299d9d0454f61d22a57b0b09524b4cda