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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

SITERO FRANCISCO MEMORIAL NATIONAL HIGH SCHOOL Award a ₱164.7K contract to EDUARDO T. SANTOS CONSTRUCTION & SUPPLIESNational agencies

Transaction hash:
21fdbed01a75d6412ba39afdb2667fdcbdd08135cba532d440ce682e6a1d27d6
Status:
Included and unchanged
Block:
#4,308 1,705 blocks after it
Position in block:
Transaction 12 of 82
Award day:
Dec 16, 2020 (5 yrs 10 mo ago)
Value:
₱164,695.69
Project:
SHS Handwashing Facility

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 #4,308 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)
    SITERO FRANCISCO MEMORIAL NATIONAL HIGH SCHOOL awarded it to EDUARDO T. SANTOS CONSTRUCTION & SUPPLIES on 2020-12-16.
    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   21fdbed01a…1d27d6now      …
  2. 2. Block Merkle root changed
    stored   feb8c2ffe3…4832efnow      …
  3. 3. Block #4308 hash changed
    stored   1673e61567…56e5e6now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 81 records. Each step hashes the current value together with the sibling shown.

  1. leaf  21fdbed01a75d6412ba39afdb2667fdcbdd08135cba532d440ce682e6a1d27d6
  2. 01 R 28734c7c3996675553e2afa90a6b0a8de8f75673056c647225c24ba43792eba1
  3. 02 R 6b52368add264dd3f05242748e1e8dbedda6fb90bff5e318ff69a4022fce8d8e
  4. 03 L f3025c81610cb95916cf5782dff876a9083e4e1cc276699f4d477f80e8478188
  5. 04 L 192f2cf629e41db2416aa315772a4c667fcf51d4fee299cc7e42e02af04b444a
  6. 05 R 95b0169fe2b93a25b2d4540e5c5ab917834871b2a211eacdf38f2af85c010568
  7. 06 R 7385028b97eaa91cba856186aa25ab85d833c3c96139b532bb5e205e40ef2b9b
  8. 07 R 3af4770c6e9d0ba092ce9e5d9e29306a67f8b9beefbd59982d052c84bbbbe62b
  9. root  feb8c2ffe37c38a7c43a2c33f6e7b1eee36897dcb49be66b92a02d64df4832ef