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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 VIII Award a ₱2.1M contract to COLLERA CONSTRUCTIONNational agencies

Transaction hash:
377e237fb8a586b76d9caf89e515fef3f99ea4c8908251d16ff85fedf4d4a67d
Status:
Included and unchanged
Block:
#2,055 3,958 blocks after it
Position in block:
Transaction 34 of 125
Award day:
Apr 21, 2014 (12 yrs 6 mo ago)
Value:
₱2,056,316.41
Project:
construction project

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 #2,055 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 VIII awarded it to COLLERA CONSTRUCTION on 2014-04-21.
    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   377e237fb8…d4a67dnow      …
  2. 2. Block Merkle root changed
    stored   4d549e301f…fa7a56now      …
  3. 3. Block #2055 hash changed
    stored   a6b00dc5b7…fa4a7anow      …
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 124 records. Each step hashes the current value together with the sibling shown.

  1. leaf  377e237fb8a586b76d9caf89e515fef3f99ea4c8908251d16ff85fedf4d4a67d
  2. 01 R 3cddafa33fb575b8acfc5b0c4087d55a4296515b4ee2cd7c46b494b747c48047
  3. 02 L 3ff988c2c4bac283d9f26dddbb111a9972efd8a519340a1cc97a55f42001fca3
  4. 03 R 03a304b69261c52eb90c9778dc5e5fd2b61ee4e8a74d9b1f52de8317c0a4e78f
  5. 04 R a24b8eea0f295ad82ff28a06e9f4b66d42801ae604e45866e2454345f6218b1d
  6. 05 R 20bdc2dd1ce950de279bfee3f1271b5c4c6b355ec13a68d304949d8c73c56881
  7. 06 L 13be6c387d046c335c5aec9beae226ef5647b63315e1088d3ab4922c286a7238
  8. 07 R b719def6f17565e5cd6a71fb165dc70bf669719de43c2d7867d64a7760444638
  9. root  4d549e301f128fa931226129b32107e2afbb115914b128c62a24f69c0cfa7a56