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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 - REGIONAL OFFICE NO. 2 Award a ₱44.8M contract to ASC CONSTRUCTION & CONCRETE PRODUCTSNational agencies

Transaction hash:
a997220267d89fe033685e623baceb612e95b998cbd1c293858fac884b74fc6a
Status:
Included and unchanged
Block:
#4,733 1,280 blocks after it
Position in block:
Transaction 289 of 435
Award day:
Mar 1, 2022 (4 yrs 8 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 #4,733 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 - REGIONAL OFFICE NO. 2 awarded it to ASC CONSTRUCTION & CONCRETE PRODUCTS on 2022-03-01.
    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   a997220267…74fc6anow      …
  2. 2. Block Merkle root changed
    stored   9788dea2a8…2ccba4now      …
  3. 3. Block #4733 hash changed
    stored   7017719c82…859784now      …
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 434 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a997220267d89fe033685e623baceb612e95b998cbd1c293858fac884b74fc6a
  2. 01 L a98540e6efad8d429e9cf346d3a692c4da5f4a114f74b7fc3cdf6e0d27757e00
  3. 02 R 750cd2ee17cfbea0b799f79c95da55ed456148016810d82f22d348dac6f4ccfb
  4. 03 R 1d6ff5b2455069663bb6acd810e28da0ec58085a326082e584c6320cc08ff9f6
  5. 04 R 1fbcc4d1b317c00c4b667dc38d91a4909e9fdd310e44088786aadcb56b2fd54c
  6. 05 R 6ab14f6a7bc92add3b0947bc0532ff8a954d728ed2d79f5f4b73628382ce5a4e
  7. 06 L 53a4e834b0f2af5fbe811bfd94e2027b47535e79b359c2d4c915621fb57425d1
  8. 07 R 81b7fea0b6ea28877dab69e70067bd8c9005c29a683aebeab55ce5fc81d3c560
  9. 08 R 5fffa848d4c967a9fb5e686d432c73f7520ad13c690fa71e8a1a47f793571d87
  10. 09 L 8a9d4b06400db28a0aadf781c6dafb60d829a1eca3fe57559b1c5a0394a5ece1
  11. root  9788dea2a8e07e71cb64d065d828b7ff8680eaf7e9a10c65e7c8bb98122ccba4