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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

NATIONAL IRRIGATION ADMINISTRATION - REGION XI Award a ₱8.0M contract to TOBIAS CONSTRUCTION AND DEVELOPERNational agencies

Transaction hash:
b9fb0bf203f5599dade3f3d9a656953954e145c0d6e07e1ab97a8ca7d8d4dbfa
Status:
Included and unchanged
Block:
#1,386 4,627 blocks after it
Position in block:
Transaction 55 of 79
Award day:
Feb 24, 2012 (14 yrs 8 mo ago)
Value:
₱8,035,644.29
Project:
Invitation to Bid

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 #1,386 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)
    NATIONAL IRRIGATION ADMINISTRATION - REGION XI awarded it to TOBIAS CONSTRUCTION AND DEVELOPER on 2012-02-24.
    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   b9fb0bf203…d4dbfanow      …
  2. 2. Block Merkle root changed
    stored   853e930d47…334b3enow      …
  3. 3. Block #1386 hash changed
    stored   70a204b939…6d3631now      …
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 78 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b9fb0bf203f5599dade3f3d9a656953954e145c0d6e07e1ab97a8ca7d8d4dbfa
  2. 01 L b0d0cee6f9388946426ad36c8f8c1c97002465caf27d245dbabade0d687b407f
  3. 02 L 1101998650b5923a03024dda5f98aeeb45e390690cae703bcc292473467a5a63
  4. 03 L 96e5e237bb859402174d8d7304e39fe2838a6fb36c26b4f434f82f6786fda6d5
  5. 04 R f191070af5bb011559e2989a7a2616ce5e94833cdbc6fc4dfdbe3a699e71e96e
  6. 05 L 0a98ce22a2aaf87d2aec3201485c271214b24f8b441c131943798f34abaec81b
  7. 06 L d00b63be20175f699efd4370fd76f410f429d9899653352074b1bdf887362a41
  8. 07 R 191c1330ea8687334cfeea374c254835eb94dd12bd1e53547dc4ceebf55ffad3
  9. root  853e930d47ff1ebe69a27a90275691be74695ce47d57ebfccd1f23c615334b3e