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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 EDUCATION - DIVISION OF TARLAC Award a ₱605.7K contract to MALTA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
ba7f3b8db9b5dec97aa95cbfba579579196210ad6d0524251f0d71961e46ed63
Status:
Included and unchanged
Block:
#1,524 4,489 blocks after it
Position in block:
Transaction 55 of 82
Award day:
Aug 3, 2012 (14 yrs 3 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 #1,524 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)
    DEPARTMENT OF EDUCATION - DIVISION OF TARLAC awarded it to MALTA CONSTRUCTION AND SUPPLY on 2012-08-03.
    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   ba7f3b8db9…46ed63now      …
  2. 2. Block Merkle root changed
    stored   3aa3a4d9a1…7df402now      …
  3. 3. Block #1524 hash changed
    stored   0e36008799…c66da9now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 81 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ba7f3b8db9b5dec97aa95cbfba579579196210ad6d0524251f0d71961e46ed63
  2. 01 L b88d676af1b4b9248c46f09b82754a340d3db66b350052e311c13532af62d339
  3. 02 L 0075c1ddb46072098c0c23d5ab6295d29ecf4108ccabf46cace7163da99c62c1
  4. 03 L b4056dcb000e147bf70db85d3270190069c15f75894404f397560842c6486a1d
  5. 04 R ec13c06c154924b1eafc3c526b0dae18f8cc566237d3a2309555e05ea8a0748a
  6. 05 L ec76ee388d941958cfe62999f5f9ca0da51ebb0816137f8412bfd1d53cf8992b
  7. 06 L 2a5b79b8e1cc20e6790c56e7565e1e96edb2aafca0802daefd4f33e2e8384fc0
  8. 07 R 2b6e6b189a647c74a7c28b0bd1657e206242c052aeb48e065a2d29fa0f41f4c5
  9. root  3aa3a4d9a1a42b9f24165e39036c98f9d925698dffd2c0b9b7ffe8ed957df402