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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 - APAYAO Award a ₱4.7M contract to ZABU ENGINEERINGNational agencies

Transaction hash:
aa85ddfd41909f741c1d5b68ade8777cd97b1cd495fc437cfd080a62cc72075b
Status:
Included and unchanged
Block:
#2,697 3,316 blocks after it
Position in block:
Transaction 599 of 882
Award day:
Mar 22, 2016 (10 yrs 7 mo ago)
Value:
₱4,695,887.14
Project:
San Jose CIS

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 #2,697 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 - APAYAO awarded it to ZABU ENGINEERING on 2016-03-22.
    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   aa85ddfd41…72075bnow      …
  2. 2. Block Merkle root changed
    stored   12e2b1ad29…a1d4b6now      …
  3. 3. Block #2697 hash changed
    stored   245b8682e4…4c04f7now      …
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 881 records. Each step hashes the current value together with the sibling shown.

  1. leaf  aa85ddfd41909f741c1d5b68ade8777cd97b1cd495fc437cfd080a62cc72075b
  2. 01 L aa38856c9cbcb09b6e3d502be6fa90a8722d9cd2eb1a7f26063c230f44bcd34e
  3. 02 L 1928aa6a5c39dde103c55d3d559ce19ff83eb497f17f085ac2ef6d6ba644e5de
  4. 03 L 28be9734c678b03184c99e2e55e74d69b184d8911642852e123b1f00111c53f2
  5. 04 R 2f8b991fb52cd70433a466570d5eba673fdc6028d1e9b0f63288a5ea9f254b60
  6. 05 L 6caa979f4840ff0508e580c87a6f91115b71b72726c40595eca55942d94ab104
  7. 06 R 78421df01f14790034c3f1c83674ffacf7c1936daf9887b97dbd3dba21e4236f
  8. 07 L 0c8d778b4638602208159d46b5ffdcfbbd016058abdd8ffe9b6177834fe2207a
  9. 08 R 43d0b2ef701223057b208d8682849a6f5de586f46cc30beb4ab754bfdb4e3287
  10. 09 R 8307c0a381832257a8e2162cfceddf5676e9daa042202ea5751d0910d277a345
  11. 10 L fc97548fddaf3644a2585036a812173139521adfe3a7f4b3c99bcd8159642797
  12. root  12e2b1ad29ec1dd1cdc346ec7b81229eb540eb3a51b54dc37e69335bbaa1d4b6