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

DEPARTMENT OF EDUCATION - DIVISION OF NORTHERN SAMAR Award a ₱3.9M contract to J. CUSTORIO CONSTRUCTIONNational agencies

Transaction hash:
ce29fb58dd04db67b7ea078d4e74067f13fdd1a529c4701c7eecec9e42916159
Status:
Included and unchanged
Block:
#4,535 1,478 blocks after it
Position in block:
Transaction 141 of 165
Award day:
Aug 11, 2021 (5 yrs 3 mo ago)
Value:
₱3,908,849.98
Project:
SCHOOL BUILDING CONSTRUCTION

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 #4,535 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 NORTHERN SAMAR awarded it to J. CUSTORIO CONSTRUCTION on 2021-08-11.
    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   ce29fb58dd…916159now      …
  2. 2. Block Merkle root changed
    stored   1f954e75fd…ef7375now      …
  3. 3. Block #4535 hash changed
    stored   2a5ed888b9…ec85b2now      …
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 164 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ce29fb58dd04db67b7ea078d4e74067f13fdd1a529c4701c7eecec9e42916159
  2. 01 L cd96e22f1cf666aa0c8e2e922613a8c8f898be2f5b90e62ecd89a8def0229dd1
  3. 02 R 26b906fa92780cf72938ff9e2053c73a753c0d6e098c5d080962ed237778fa0e
  4. 03 L 8881f0b429c26ba230ed4b7ec14f0588ba943fc0330442bea26d3adaef44fded
  5. 04 L b2b139f7a5ad041ce49771f3c2909bad922bc212036bbc17dfb8dffc19d890ee
  6. 05 R 9e9488d6f3128bdd7b209d2323b4e12101ba8a2904dcd9374e919fd82b356311
  7. 06 R 0c10d7a1e70ba01a8cba74af4cbe698fb71ca952b9211af6a1feb0edfc135f85
  8. 07 R da23c06c94d3ec64bce9186e0ef4229bd3976bb21380c932e2e49b8348a007aa
  9. 08 L 6e86bad18a3d4ccf848b4ed5b6d7bd93163ed79e995b490560ba2be6eb5bb8dc
  10. root  1f954e75fd63676bdbbcbbe78cc7f567c70bc0f0c9feff1550420b1b46ef7375