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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 ₱252.6K contract to GRINDER CIVIL ENGINEERING CONSTRUCTIONNational agencies

Transaction hash:
309fbf5b8a64d4ec1e312fe67dfb83e5d962404668386247ad458ae7c0d494a2
Status:
Included and unchanged
Block:
#4,462 1,551 blocks after it
Position in block:
Transaction 53 of 292
Award day:
May 28, 2021 (5 yrs 5 mo ago)
Value:
₱252,554.00
Project:
Repair & renovation of roof of Automotive Building (Paranas Campus 2021)

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 #4,462 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 GRINDER CIVIL ENGINEERING CONSTRUCTION on 2021-05-28.
    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   309fbf5b8a…d494a2now      …
  2. 2. Block Merkle root changed
    stored   06ae798e1d…4ba94anow      …
  3. 3. Block #4462 hash changed
    stored   58f6e6260e…14a322now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 291 records. Each step hashes the current value together with the sibling shown.

  1. leaf  309fbf5b8a64d4ec1e312fe67dfb83e5d962404668386247ad458ae7c0d494a2
  2. 01 L 304340958001e79af2c2c686ff80191f27ac0ae6b5d0a0cc72140698d43f7edf
  3. 02 R 625e44d3c8452aba220b74184f818a6408e165915a4dc4f4ca10955a8462831c
  4. 03 L 69b8ae5f97617844c0c675b79da1bc897801dca17c70e662fde56b5411e82ba1
  5. 04 R 98c23445b73ca41b42bfa16b8e25b2681bb521d866b16bfcfb1ae1c10d339233
  6. 05 L 14fee6da07748d291ca49e7156202bfeffd0ff019dd6b6dbaf1d83f6daced457
  7. 06 L 15a1648512ee13fa4a204676029db623c2ac557b82f426c7b6473fe6445e52eb
  8. 07 R fd8354ecb81449802f4d3ea5f561650e9ea404e983e9793fa92a3b563afbc736
  9. 08 R 41ec63db199835e7c99ca481ec46b841b43fe53315c2c5a03297b335b5692e9a
  10. 09 R dd9e21ffcb8cae3feca40587982caaef1334036ccc11ccf2b8840b4537de99f5
  11. root  06ae798e1dbe0245ccaa7ddf8d31b3a744d60d3d95913a79a356b4282f4ba94a