Skip to content
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

VICTORINO MAPA HIGH SCHOOL Award a ₱89.9K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
bc6300b7960d4842996ffc6cf25e52ae7f0363feec4810f3e549eb2675edef10
Status:
Included and unchanged
Block:
#5,072 941 blocks after it
Position in block:
Transaction 267 of 352
Award day:
Feb 20, 2023 (3 yrs 8 mo ago)
Value:
₱89,900.00
Project:
FABRICATION AND INSTALLATION OF STEEL SECURITY GAT

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 #5,072 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)
    VICTORINO MAPA HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2023-02-20.
    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   bc6300b796…edef10now      …
  2. 2. Block Merkle root changed
    stored   f02a937035…533df6now      …
  3. 3. Block #5072 hash changed
    stored   12f8c4f95c…3976a8now      …
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 351 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bc6300b7960d4842996ffc6cf25e52ae7f0363feec4810f3e549eb2675edef10
  2. 01 L bb2e349f7450d9fcbbce2cc56a0d4d24252668f442a431a4694cb65e96b21351
  3. 02 L 959f32788ffa220cf2545817a6e60720b320347a91c57881d1a028674560b866
  4. 03 R c4f493680beda090d802046b6dd306017ec5eae77a7e98652752d3ece4ea1dac
  5. 04 L d75a322d607970526abd25c5e31ff6da44752b86f65fba8661f975af030bce75
  6. 05 R b54a193755a52ef67fa65959d3c0d3550ff1c1b5239c8c1f9d4537a61c843b30
  7. 06 R 77b08c54f53a39fbdd7fd51e60f6cea25a924488910adff5ca8b26c807d8a5db
  8. 07 R 28396dbdcb38f473873df7b8feb8b0181cdddc0957998c9bcb237aa4239661f5
  9. 08 R 4606909ab6d717564fe2b44ec5cc9df802fc06b5423f9657755a48b01566694b
  10. 09 L e0bcfcdab32381f9acddf32f686d8a876c5bb7818b44ec7b539fad497716309f
  11. root  f02a937035387ca1c037a578f395abbeb99eee4b266ed567b4fb8f33a6533df6