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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 2ND-DEO Award a ₱19.6M contract to B-12 CONSTRUCTION AND TRADING CORPORATIONNational agencies

Transaction hash:
6f121d264d665bf8bb238aa0ab7da23ffc69788993d13f157c25e3ef1daa94c1
Status:
Included and unchanged
Block:
#2,629 3,384 blocks after it
Position in block:
Transaction 92 of 200
Award day:
Jan 7, 2016 (10 yrs 10 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 #2,629 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-1", 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 - TARLAC 2ND-DEO awarded it to B-12 CONSTRUCTION AND TRADING CORPORATION on 2016-01-07.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15CK0117: 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 2016-04-15). 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   6f121d264d…aa94c1now      …
  2. 2. Block Merkle root changed
    stored   613e0ccf97…7ca4dcnow      …
  3. 3. Block #2629 hash changed
    stored   f551753a9c…4c1275now      …
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 199 records. Each step hashes the current value together with the sibling shown.

  1. leaf  6f121d264d665bf8bb238aa0ab7da23ffc69788993d13f157c25e3ef1daa94c1
  2. 01 R 7240cf81783d8a6de149c90496d274343101a73152b6fce6c7f1ba4540829663
  3. 02 R e044ba9599261dae0ab31839a8270112f78d367b2e5256d9fdeebfeb32c3de1d
  4. 03 L 816e78c27e2b57d8d47483c2cd4be2d4401c032cbe073a5800d66f0416f54822
  5. 04 L c1800e8d6fd74c9d08f7fe43a75c011debed5d2af05aaa2b183c95279b08f357
  6. 05 L b2709e80920ca78e4aa52656087de67efb92fc63374d1bd74159d0aace517239
  7. 06 R a000c455def900b3fdbe1f86af9aa9b6a0b53624799b63867d0afabe9a21d93e
  8. 07 L eb9e8e7f543c4afda6cb466e465aef2ade2edd607c377130eb7ae294dc03b14c
  9. 08 R 350c93df36dd748e23714357263ad6f3ab20d1b68c2f282b94f5c87208b33ff3
  10. root  613e0ccf97a9ffa179b2addf4afe5a7d47d012dfd6dae7e530098b88257ca4dc