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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

TEODORA ALONZO HIGH SCHOOL Award a ₱98.1K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
cd26a3a03eca49a2baa010f2fe4ceecab9ec6ed4250478091cc5c2f6a0c38d62
Status:
Included and unchanged
Block:
#4,715 1,298 blocks after it
Position in block:
Transaction 550 of 695
Award day:
Feb 10, 2022 (4 yrs 9 mo ago)
Value:
₱98,115.90
Project:
IMPROVEMENT OF ISOLATION ROOM

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #4,715 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)
    TEODORA ALONZO HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2022-02-10.
    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   cd26a3a03e…c38d62now      …
  2. 2. Block Merkle root changed
    stored   226f35e30a…96da7anow      …
  3. 3. Block #4715 hash changed
    stored   00db43ec95…27439enow      …
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 694 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cd26a3a03eca49a2baa010f2fe4ceecab9ec6ed4250478091cc5c2f6a0c38d62
  2. 01 R cdfa745c560b5809db17ef2b1498f65041a889a7e34d070511bd7452413dea92
  3. 02 L 96447aa52decc827264bce085fe5fd41b9b43bf3e1247e827564aa68f0d72bfb
  4. 03 L 7d8c30352acb4833ebf850605c53ab4c5bdd9df4f18af712b7b9eb8fb38da49d
  5. 04 R d037d6f7a2675e67029a903878613265994a87ef953b69f91b88856c828fb773
  6. 05 R cf4799d11605d939fe0ee4aef5ee0367c6699f4c93bafc494747b4f11612fc80
  7. 06 L 4290ddcab0348d12bb89b8000dfaf8b3a880ec4f2933ff95bb7131b6b546cba4
  8. 07 R 7412b4a5cfcc697a16ade26789a02f580784907ab18249299990a17693f4c0a7
  9. 08 R 5c8d6a7732672b2695189c36ebe0adef944ab849c0a5368718ad779497cca9a9
  10. 09 R 0177e1a02d61d5c8791f0db9d74e79cf98fab5a5c3ab6eb9be1a92f5943939f3
  11. 10 L 9032c9f5025a27c4d33323b01fc24f6accd44c0c41a6f418c2be95dc69b7900c
  12. root  226f35e30a96252c01dad324b72db381ad38b0f67e022990baca861e3e96da7a