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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 - LEYTE 2ND DEO Award a ₱324.8K contract to ZAS CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
2df350f6ae32fdd4b916f43317b39cbd534875b4cb6d02d14355d85af875efd8
Status:
Included and unchanged
Block:
#1,714 4,299 blocks after it
Position in block:
Transaction 157 of 935
Award day:
Mar 25, 2013 (13 yrs 7 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 #1,714 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 - LEYTE 2ND DEO awarded it to ZAS CONSTRUCTION AND SUPPLY on 2013-03-25.
    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   2df350f6ae…75efd8now      …
  2. 2. Block Merkle root changed
    stored   7a9d154d34…f166ddnow      …
  3. 3. Block #1714 hash changed
    stored   0f120f161a…2abf30now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 934 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2df350f6ae32fdd4b916f43317b39cbd534875b4cb6d02d14355d85af875efd8
  2. 01 L 2ce3f344468c286d9bbe144bf5de7c5b0bf762f881bf3a8281abf786bf41e096
  3. 02 R c779ca38b2a16288bc211969099d8254af6b92906025768f9658f94ea227cb24
  4. 03 L db5cba371c0a586604f342fc6a3a6de60e0590c3e6d65a12afc5cc61e5526480
  5. 04 L 758984cc3d94f5d1f59043d5a15cd23b855b9a0868d52f4dc9c91e2770fb3469
  6. 05 L 084fbe6b5f9e2a45774f72b8e0b8dc9a332a05aac2da02cc164b03da70bc5ea1
  7. 06 R f25347c5192adc0352801ace8913d695efe0708980b34b82bb0cd33f11e1d795
  8. 07 R e66c420087a84db956efee67bf1b9d98450d0f9a7f197c6a9d27b2210c2215c3
  9. 08 L 9f683dfac94b880124705f515a55570264ddfcc80876316df5d89acf2f8c1afb
  10. 09 R 3c5efa1f6191c13702811ffaae029f22a612d3c7d8e3d01e50fd341aa9467281
  11. 10 R 24ec7679a35668803462414ec412702f9f0d653df097e940b327ff184d3c8c5c
  12. root  7a9d154d34bfe2214ffce495ffe93f69dff3b21261b1b7d69e20426604f166dd