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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

JOSE ABAD SANTOS HIGH SCHOOL Award a ₱97.0K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
46fdda7ccb8db8d0bf85c6dee7c976c6e8bc1a09d7f830f438d02319eebcc0f6
Status:
Included and unchanged
Block:
#1,735 4,278 blocks after it
Position in block:
Transaction 5 of 16
Award day:
Apr 22, 2013 (13 yrs 6 mo ago)
Value:
₱97,000.00
Project:
Construction

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 #1,735 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)
    JOSE ABAD SANTOS HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2013-04-22.
    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   46fdda7ccb…bcc0f6now      …
  2. 2. Block Merkle root changed
    stored   4f3a39b961…f733f5now      …
  3. 3. Block #1735 hash changed
    stored   f0a6c16519…315470now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.

  1. leaf  46fdda7ccb8db8d0bf85c6dee7c976c6e8bc1a09d7f830f438d02319eebcc0f6
  2. 01 L 3d20b49edfa203e30ea73c9b8510783762a7ed251c4ee67955f87878064e307d
  3. 02 R cc084337b56d903ec26482a9486be4686f7d2301edd14a04dcf79f1f10b2dfee
  4. 03 L e36035ff87a43037f50dad7904a10fe3543f6356d976045b90a2ba09b6f9f760
  5. 04 R 1e7aa1640c4dfd3ce4e55e3b69f4fd64d7b345f624bd8eee2ab5aa916055738f
  6. root  4f3a39b9611acf49560aaf10c8ae5f1b42c811c91e3f04cc5f9ad5ffc6f733f5