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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

SAMAR STATE UNIVERSITY Award a ₱597.6K contract to TOM BUILDERS AND SUPPLYNational agencies

Transaction hash:
b09bbf6d7bd50f957ae2a6027e03adf15c9dc577aab410ec4ac4d1a037f77bed
Status:
Included and unchanged
Block:
#3,564 2,449 blocks after it
Position in block:
Transaction 125 of 181
Award day:
Oct 17, 2018 (8 yrs ago)
Value:
₱597,565.87
Project:
Various Repair of Classrooms SSU Basey Campus

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 #3,564 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)
    SAMAR STATE UNIVERSITY awarded it to TOM BUILDERS AND SUPPLY on 2018-10-17.
    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   b09bbf6d7b…f77bednow      …
  2. 2. Block Merkle root changed
    stored   53f43ea3f1…98b8c6now      …
  3. 3. Block #3564 hash changed
    stored   312a71c0ec…5d917dnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 180 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b09bbf6d7bd50f957ae2a6027e03adf15c9dc577aab410ec4ac4d1a037f77bed
  2. 01 L b08bcf69e91423af7a93a152a8774adc481bba2269a6cf2565876028163e6459
  3. 02 R 82a235e384eff8d774c8a8b1e26cc372856ad4c760cd08fc2e052c990a490bfa
  4. 03 L fee17cf4aa6f1ec36c3f233a8489b1be31ae57355103f1033c6eec245630d2ca
  5. 04 L 36e38924bf5aadd1eda3b6099e169c1ce3f43f5f850ffd4a67cf638e165a0d86
  6. 05 L e7854ef2e6a0fe13f58ce3ac15de0d2178363376609d28e764f3cf2b88da2e71
  7. 06 L dd8e8abc5b835256cd6e6a24615e724efc0751dc81877af3c7228cb565a3aefa
  8. 07 L 9706dabc20ddb08b32708aeb209322a6931cf66d1150704501ac0dca89cfc9bf
  9. 08 R 4c00919bcc9941d1d0c2e558d924164bcfd401567f4a237a063ba10f4f6596d9
  10. root  53f43ea3f111199235b540cbaa593cabcd3215c81806de33de1e86c4e198b8c6