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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

DEPARTMENT OF EDUCATION - DIVISION OF SURIGAO DEL NORTE Award a ₱3.6M contract to WINDFALL CONSTRUCTIONNational agencies

Transaction hash:
b4cafec1002c2b5dccfa2bb9baa57a3b4bedb54a83d3a03f345b6e30cb58a226
Status:
Included and unchanged
Block:
#3,294 2,719 blocks after it
Position in block:
Transaction 161 of 226
Award day:
Jan 3, 2018 (8 yrs 10 mo ago)
Value:
₱3,630,000.00
Project:
Repair/Rehabilitation of Classrooms

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 #3,294 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)
    DEPARTMENT OF EDUCATION - DIVISION OF SURIGAO DEL NORTE awarded it to WINDFALL CONSTRUCTION on 2018-01-03.
    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   b4cafec100…58a226now      …
  2. 2. Block Merkle root changed
    stored   00a6ea4183…aab401now      …
  3. 3. Block #3294 hash changed
    stored   ae0eb677bb…d6e68dnow      …
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 225 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b4cafec1002c2b5dccfa2bb9baa57a3b4bedb54a83d3a03f345b6e30cb58a226
  2. 01 L b3cf64bbb845fab69ac474374b106a65ba564c1e9ddd6318198ea0c98718ea42
  3. 02 R 624e59fe1ffe1fdd40fbbe81e44f2482bd427bc9cff86311ef754c0f76535ceb
  4. 03 R 84f2276beaad514b34be2479a80c455e71d744c3fffcf764a70d0a5ecdc14a40
  5. 04 R 1114cdc5cf51e4551ea11c5897c415500a1af6b1801aaaefb66e8597ed38ac81
  6. 05 R 5ac57bab61b51357fa10efdf043d4e662f62db464684b03ec3ec8f607e457546
  7. 06 L 95e3f117a52a961c94ce51cd35a16ac115e3bb89732c9e17018b736b0a3e33de
  8. 07 R 36cffda66ecb4227d2a1b07d17c6d20801888c267aee554abb0fcb77acdd2d9a
  9. 08 L 20e64645b36648e230ab811cf69782d7fcd52241021b4f46943446ff37fa7825
  10. root  00a6ea4183191eb8f1206613a6f35ee7777188f273ef9f14041ba77eefaab401