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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 - REGION V Award a ₱59.9M contract to ELKANKONSTRAK DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
cf2467b70cdaaf8c963bbefb52193c22f8621c048c06db4197d7be53b9b91bbf
Status:
Included and unchanged
Block:
#2,997 3,016 blocks after it
Position in block:
Transaction 249 of 304
Award day:
Feb 22, 2017 (9 yrs 8 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 #2,997 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 "Regular Infra - GAA 2016 MFO-2", i.e. the FY2016 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 - REGION V awarded it to ELKANKONSTRAK DEVELOPMENT CORPORATION on 2017-02-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16F00106: 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 2017-12-18). 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   cf2467b70c…b91bbfnow      …
  2. 2. Block Merkle root changed
    stored   eaa228022f…d3d390now      …
  3. 3. Block #2997 hash changed
    stored   9297012150…679ccanow      …
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 303 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cf2467b70cdaaf8c963bbefb52193c22f8621c048c06db4197d7be53b9b91bbf
  2. 01 L cdb7d16a60e98382982742794575507c42f636fa27186088a205d9a9f1a94648
  3. 02 R f07dc8dc9f361fee809149049e9a3da80a07b8120fa8ba523f76b75394bcb1f7
  4. 03 R ebd5334a0584b1b988bdcd1b9d6cef2484fc028352cab57bf887542728992b44
  5. 04 L 596f945b05d41b3c3559ec00b341eb305f96fcae1dd897482d541239956422d8
  6. 05 L 27e487b1f4eac7475d6a2484abf7646ac63933046a69f724af74fd1431b9e8e1
  7. 06 L 40e0ae8d0210247f1875d561f230c045232bbe545c11848f1d32ad8209281e49
  8. 07 L c4044a82097a910d6eca59518af90ba21239e646d04a3353e0b13916828759ab
  9. 08 L 989c49bab70e0c9eabc6c27d13bdf8ede60011c5dbb0722aff3200c22295443a
  10. 09 R 5fdbbe4839739e16cb6c293c3a85938c7f1603103128e4ef4b8fbfd740e3f038
  11. root  eaa228022f47f1e1e2bca3555f6193dc7cbc35707b1bc75c104d252ca4d3d390