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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 4TH DEO Award a ₱297.3K contract to JM COLLERA KONSTRACTNational agencies

Transaction hash:
ca2b7c6a314ffb4e3e9131241adbf003b238e0e8a0ec63ab12418f1c1dcad5d5
Status:
Included and unchanged
Block:
#4,618 1,395 blocks after it
Position in block:
Transaction 189 of 224
Award day:
Nov 3, 2021 (5 yrs ago)
Value:
₱297,316.04
Project:
CID NO. 21IF0173

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 #4,618 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)
    DPWH lists the funding source as "Outside Infra - GAA 2021 DepEd BEFF", i.e. the FY2021 GAA. The exact UACS line is not given.
    Partly
  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 4TH DEO awarded it to JM COLLERA KONSTRACT on 2021-11-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21IF0173: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2021-12-25). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   ca2b7c6a31…cad5d5now      …
  2. 2. Block Merkle root changed
    stored   3d42b1e6c6…861de9now      …
  3. 3. Block #4618 hash changed
    stored   0c439f9edb…50e115now      …
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 223 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ca2b7c6a314ffb4e3e9131241adbf003b238e0e8a0ec63ab12418f1c1dcad5d5
  2. 01 L c95972df90bb7edc4890c33a3fc35ffc0ff0c6a8fdcc2b22cac34e974a9a7169
  3. 02 R 52553b1c160c27204f20fce2618c27a8f68eb008ca8bd8610eef728f7300ddd7
  4. 03 L 296d4365a5998d07d7217f59c7ba72047a1b5a8a03a680e644bafe5d067a89f0
  5. 04 L 6ba5d3cd915c257b3c58f563153a4d2a669d3bc43e5b258b16faf8a9a9340edd
  6. 05 L 731784723a2cde89358b0f3f808865b6fd5a2eec59ef3656a85eee56411e0261
  7. 06 L 82ffba43dedb6334c066e79995505af283e3599f6ad2743f3c0e47f5d8ceb558
  8. 07 R f1fc6f248cac4c2cc96207f295c04c2b56fb77ffe00da53fccd99fc9f6d48671
  9. 08 L 5de41cedfe58c2b285edc18f98a780628eb3ff20d8e81ef8d0d768de7edd4126
  10. root  3d42b1e6c623b0f20cd47725e65b5238ac92afdcbc6a3f4f13ed53a430861de9