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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

C. ARELLANO HIGH SCHOOL Award a ₱66.2K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
2dfbd8f7eea97ecd6c85dc5e8fe02ad14862245fb17547feec1008def9bfea3b
Status:
Included and unchanged
Block:
#3,482 2,531 blocks after it
Position in block:
Transaction 47 of 249
Award day:
Jul 20, 2018 (8 yrs 3 mo ago)
Value:
₱66,242.40
Project:
INSTALLATION OF AIR VENTILATION

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 #3,482 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)
    C. ARELLANO HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2018-07-20.
    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   2dfbd8f7ee…bfea3bnow      …
  2. 2. Block Merkle root changed
    stored   f5dc007948…9f4827now      …
  3. 3. Block #3482 hash changed
    stored   a0cf8439e4…9f48e0now      …
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 248 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2dfbd8f7eea97ecd6c85dc5e8fe02ad14862245fb17547feec1008def9bfea3b
  2. 01 L 2bea45c52a5d472411b380165bb40fafdc1f476f073a77a24565c38e6713241c
  3. 02 L 591bfc1f997a937637b0877ffd71f19fbcfa332fa55e3e88f72d10dc1bdad515
  4. 03 L 3cc4e06c9a13734873500a5b800f53c810713208b9151257687e1e33f12c56d7
  5. 04 L 925b66c1f41c2fe9009056d7a87db01cf3afb093da4f37fca7ae201223f7ef67
  6. 05 R 25ca1b085eb1a36cd0b9a6c02edad376ae30c9f8287c65aaf49da5b6184e7ed6
  7. 06 L 8d94f651c283123c788f61f8904ace9e0b8d1bd3f1f36949666961a8bef5f83b
  8. 07 R 2956880b98e43721007522ac7ec02bdff371d065b91914a0a962af1c7acf580c
  9. 08 R 741ef464209c5256990cb9d6f3e2c82599b2057e560c9d7fa61848fe6f54adf8
  10. root  f5dc007948fd1e322579eb89697dfc8845136f3d7f872f8600f40b89be9f4827