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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 - KALINGA DEO Award a ₱3.3M contract to TECKCON CONSTRUCTIONNational agencies

Transaction hash:
608bdd4e8bbf3cc76f1cefa727403c6f32606dd04bffbeca9bff079eab331a2b
Status:
Included and unchanged
Block:
#3,197 2,816 blocks after it
Position in block:
Transaction 68 of 207
Award day:
Sep 22, 2017 (9 yrs 1 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 #3,197 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 2016 DepED BEFF", 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 - KALINGA DEO awarded it to TECKCON CONSTRUCTION on 2017-09-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17PL0096: 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 2018-08-26). 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   608bdd4e8b…331a2bnow      …
  2. 2. Block Merkle root changed
    stored   3873728c8a…4153banow      …
  3. 3. Block #3197 hash changed
    stored   654518b7f3…83808anow      …
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 206 records. Each step hashes the current value together with the sibling shown.

  1. leaf  608bdd4e8bbf3cc76f1cefa727403c6f32606dd04bffbeca9bff079eab331a2b
  2. 01 R 60e483db9d3e7847e3841e0d696206d624b086fe28ec6a7b3301ef5b04cd97ed
  3. 02 R 2e74304f0e4b82c918c522dd7a56126d2e84e7764de887854f810fbe32eeacd5
  4. 03 L 8adb9729996b6815efe55c59f024ce1929fb0b2944f7a4dd34ce5e91be30d86c
  5. 04 R 6a0fda4fb8e53936b7e35e01add49a4776baf239cb78641ef881219f03e67edd
  6. 05 R f41577e393909150ff8620b3afe8d44692d387fcbd37a99a76ff99b206dc8578
  7. 06 R a84f1c47eeb2b99d86a5f5c585a38b2720db04c0c5d18c344f72424b037943c7
  8. 07 L ad8f5a938cb01826166810a585f65b393bdc54bf3fffbbc52587e53f4e843c9f
  9. 08 R 8a5b0d4eb3c0778cf7edca37ab054a0ea4e5584d7e387d3cc881b4f1016b6b77
  10. root  3873728c8ad6183c42d26e18b7f73295b1b8a6a4e35579c870bba082f04153ba