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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 - LEYTE IMO Award a ₱2.8M contract to R.K. ENGINEERING AND CONSTRUCTION WORKSNational agencies

Transaction hash:
f4b3fc8132b39e2fa68a0e8ed4ae1066517d11c2ac96127f71a33bed9a0e717f
Status:
Included and unchanged
Block:
#3,432 2,581 blocks after it
Position in block:
Transaction 657 of 688
Award day:
May 29, 2018 (8 yrs 5 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 #3,432 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 - LEYTE IMO awarded it to R.K. ENGINEERING AND CONSTRUCTION WORKS on 2018-05-29.
    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   f4b3fc8132…0e717fnow      …
  2. 2. Block Merkle root changed
    stored   2636eb644b…b5071bnow      …
  3. 3. Block #3432 hash changed
    stored   046f8939d3…ce0e15now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 687 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f4b3fc8132b39e2fa68a0e8ed4ae1066517d11c2ac96127f71a33bed9a0e717f
  2. 01 L f49fa4f09ba71e0a09724c7a47e74696ea9ef2209d97d6a42b8fd84c92cabbc3
  3. 02 R babb5c16ec605a9b0131a5490f4b0cabf2a48ae6ba03d7e79db391a3250b5bee
  4. 03 R c14c0093fc1153bce662bbcffcc0202a272561a252beccbc6b57318931d82f58
  5. 04 R 64f3846abf69a9419adb31ac27e2c9cd65cf048ddf5a09245c7481562b728266
  6. 05 L 6c037faa5ae529daa2dcf1219bc4188858f67dc22e4a2e57ff60b2ab0a48320b
  7. 06 R 694637eb821f7ded29e2064cc30714aec83ae4d28e2b57af5e4e7450856308bf
  8. 07 R 2d81e65b85e117cac4dd8d24d240f2a94409d79730a2d8b60b301426c138a728
  9. 08 L 54dbe61310a500b2c05b943cace34d630f480e75408b5914a4ffc3effef1c5fa
  10. 09 R 18604d286b8751ead6b6b59ad8bbac335e66f5556936ca7b81a7e5860354aca0
  11. 10 L b50ef72a47625bbf940deb5c0c1532ae0db792bf6dda098e8a223ffdaecda330
  12. root  2636eb644b41f026d0db0548258fde2c61875aabb05963fb9b9f348a25b5071b