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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 - ILOCOS NORTE IRRIGATION Award a ₱24.6M contract to TATUM CONSTRUCTIONNational agencies

Transaction hash:
8e056bd8e8b1ee72ff3f849b65b4f77397a1805522d78553aba4c7d799012988
Status:
Included and unchanged
Block:
#5,312 701 blocks after it
Position in block:
Transaction 114 of 198
Award day:
Oct 24, 2023 (3 yrs ago)
Value:
₱24,603,277.06
Project:
BOLO RIS, PACKAGE 3; CONSTRUCTION OF CANAL LINING,

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 #5,312 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 - ILOCOS NORTE IRRIGATION awarded it to TATUM CONSTRUCTION on 2023-10-24.
    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   8e056bd8e8…012988now      …
  2. 2. Block Merkle root changed
    stored   86f0d7ccb9…d191e5now      …
  3. 3. Block #5312 hash changed
    stored   82d5d1a4e5…5a3173now      …
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 197 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8e056bd8e8b1ee72ff3f849b65b4f77397a1805522d78553aba4c7d799012988
  2. 01 R 8f2cd53b4e94408a8ccef288aa4c7019821e46481106d469244d1f57e41e1415
  3. 02 L 66abb471ed9c07adf1aefbab8758fbc2fc02e2e939116c8b801276bcb8fb8572
  4. 03 R f7b3dd97539a893da0ff3b3ff917e90fc817cbfd5cfb214b24376554bd04c59a
  5. 04 R f0d9b183c4566250a3d83265b6c3aa709898a06620fda95444c77998d4d3e8e0
  6. 05 L 814b7f3992afa2951fcb28e65f8ee34bfe3072b740a104072cc07b69f0ed01fd
  7. 06 L dbc36954fa312a20372f0274ca3e5d9ff7a8e99b2803342be8e4239d4a42b246
  8. 07 L dba5cf70b1c7517afac2edadebc933c7f3337ebbe5037988354b97646af1b4e7
  9. 08 R 90d2ee1660a21aed188d08ca816db1f31774651f0a7b1bdc81bf45525359390a
  10. root  86f0d7ccb9fc6d24ad022a75a1c4471a948eb9ca9806ff124968b77dc4d191e5