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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 - TARLAC DEO Award a ₱29.2M contract to ATLAS GENERAL CONSTRUCTION & ENTERPRISES CORPNational agencies

Transaction hash:
4df731f2fe5c5752c4e8bac7ada367bc7be968c6e942a2cc5ac571108c518453
Status:
Included and unchanged
Block:
#2,971 3,042 blocks after it
Position in block:
Transaction 93 of 271
Award day:
Jan 25, 2017 (9 yrs 9 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 #2,971 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 - TARLAC DEO awarded it to ATLAS GENERAL CONSTRUCTION & ENTERPRISES CORP on 2017-01-25.
    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   4df731f2fe…518453now      …
  2. 2. Block Merkle root changed
    stored   02ce1cc596…ac9009now      …
  3. 3. Block #2971 hash changed
    stored   b17bc3ae68…2d0837now      …
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 270 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4df731f2fe5c5752c4e8bac7ada367bc7be968c6e942a2cc5ac571108c518453
  2. 01 L 4b87c61d73c0badda06e607ac1dcb4d0333399720005a09e4efe2d077f23eae5
  3. 02 R 6793c0aeb0e21d5e14210ff3ca5c7026045ac65d10e8137bf490276afe443e4a
  4. 03 L 9a53d5d552206fac457a7a6f183ba2993c9e01efb40b07a03e1abe93d37e1358
  5. 04 L 2609a17f2678644f4b03211ee980d85fa8934012a8d381ce08d464700b13ed0a
  6. 05 L c81b99d307175afc7432bcc7e22ce51409b9b7bee18c601dc8fd44ccaa1a7b53
  7. 06 R 69a8c4c74b9459bf1195769dff59f9057b65d0506d8a213d03a328cecf59fde1
  8. 07 L a3ddabf6063654bc760247d8e95758c7fe5c61b0b3efefc23c0aab0420ebffce
  9. 08 R fcc243b76f4ecbfb086e478cfe688b1cb1629be7aeeed3c89bed21b3209aad7a
  10. 09 R f1537537b29c1767e0271e7e5eb2453b1e6f24b4d1e053591c9f2cc3cbb3e81a
  11. root  02ce1cc5966d543128723064131185b1fb3bf679acc240179f4359e20fac9009