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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

PHILIPPINE SCIENCE HIGH SCHOOL - MIMAROPA REGION CAMPUS Award a ₱4.8M contract to SHOLLEN CONSTRUCTIONNational agencies

Transaction hash:
7da3cccb198d1b0df05fc6fe686f60bc519bee0c9aaa6b4863a8f84cdb384b62
Status:
Included and unchanged
Block:
#3,281 2,732 blocks after it
Position in block:
Transaction 368 of 766
Award day:
Dec 21, 2017 (8 yrs 10 mo ago)
Value:
₱4,822,372.14
Project:
Construction of Perimeter Fence

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 #3,281 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)
    PHILIPPINE SCIENCE HIGH SCHOOL - MIMAROPA REGION CAMPUS awarded it to SHOLLEN CONSTRUCTION on 2017-12-21.
    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   7da3cccb19…384b62now      …
  2. 2. Block Merkle root changed
    stored   9e0309d5eb…d40323now      …
  3. 3. Block #3281 hash changed
    stored   4e6cba51d5…5b5d93now      …
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 765 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7da3cccb198d1b0df05fc6fe686f60bc519bee0c9aaa6b4863a8f84cdb384b62
  2. 01 R 7e4cff20cb53676a98aad8ed4601eeaca9a24f4c73cae6f8aab066e5359e1c78
  3. 02 R 86ead57595d95b6864917434e1c4691dfe055f0b93a313b401b5a7f358a3d808
  4. 03 R 3f54c19c14c575988e87b2c3647b2ecbef7e08670644fed88840fcc3ec5af14f
  5. 04 R 8f514b7246e24d57237cfa507e4d5331ae8708b59efe409f0325cc9e5b369431
  6. 05 L a9e835a8d34e45c4bcd2ca4ab0f27cbc75ed3ffe8a3f68991691b439a9b86c40
  7. 06 L 9a66d1e7fe92748140e84e402be31e28f162e6cacb5ee85613f5a2a632d76d1f
  8. 07 L 922c6bd4c0f2e21a876ca5beece99603d1df59625563da85c6cd3c7dec3bec9a
  9. 08 R f0dfa995c14c73f237b41a548b3d0f9b8efa8cb537b722b0fb99789a8e5a1a4e
  10. 09 L 974e8d7b5d338495ca6a98766ca185605c2036b124214fb3e428a49a379123bd
  11. 10 R db382426da6af360c50e56de557fb5ed63c86ac769cf305138965b1997157648
  12. root  9e0309d5eb97d6a32246e8747f1916d9dfcb56767e3e92b7f3f91e996cd40323