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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 PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 1ST Award a ₱2.0M contract to JCAD ENGINEERING & SUPPLYNational agencies

Transaction hash:
4e6146daf25248d4dd02807fee8bf9f0a10a213790b44d6c49bb7997c3096b72
Status:
Included and unchanged
Block:
#3,881 2,132 blocks after it
Position in block:
Transaction 86 of 273
Award day:
Sep 18, 2019 (7 yrs 1 mo ago)

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 #3,881 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 PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 1ST awarded it to JCAD ENGINEERING & SUPPLY on 2019-09-18.
    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   4e6146daf2…096b72now      …
  2. 2. Block Merkle root changed
    stored   087cc93a44…b19ba8now      …
  3. 3. Block #3881 hash changed
    stored   4e59d746d3…1a7bfanow      …
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 272 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4e6146daf25248d4dd02807fee8bf9f0a10a213790b44d6c49bb7997c3096b72
  2. 01 R 4f31e73d4f9c55efe25b445e2a63f009e10f20332649344a79f355f1abacbd44
  3. 02 L 98cba28dbfaa95a3620cdc961cde443ab5ed2398301c6d3fed5111f16b4c67f3
  4. 03 L 1d2c6de8d3ad792baad6f98e14fbf43c02987428ca718f35fa048b2c8d262ee3
  5. 04 R e9aa5f9fa03a058dbf2b11d8b8a32dc1793a743a85c9d47abd43143d89a2c769
  6. 05 L 9e8e2492ea5b69a6ca0653d5bd9c341292515ef825337f1f06c8d29200584372
  7. 06 R 4d9ac4d18130beea7830d8dbe69bf6bb080226c270cb4f12307455531c96580c
  8. 07 L 84e2590a3cfc996105a2ef20fb6fb9f87ad0682ad0db1ca69b26c1b6d4de0703
  9. 08 R 1a96d80402e9f3313b3c10a1845f21cabb2d6ad99ad71b88e6d2640106adabdc
  10. 09 R 09c96d6479def1401fba6d658dc4fca9cc3a2006e7e7dd091de4c7fddc2fb77c
  11. root  087cc93a44e83c17684d0f864c817500180f80d78aa6020606a29c9317b19ba8