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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 - CATANDUANES ED Award a ₱2.9M contract to TRI-JOHN TRADING & CONSTRUCTIONNational agencies

Transaction hash:
8d65a23a4e18be9f29359397296ecccb3956672f99365628156693b540c163ed
Status:
Included and unchanged
Block:
#3,562 2,451 blocks after it
Position in block:
Transaction 131 of 242
Award day:
Oct 15, 2018 (8 yrs ago)
Value:
₱2,941,219.95
Project:
18FH0015 - CONSTRUCTION OF MULTI-PURPOSE BUILDING

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 #3,562 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 2018 LP", i.e. the FY2018 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 - CATANDUANES ED awarded it to TRI-JOHN TRADING & CONSTRUCTION on 2018-10-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18FH0015: 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 2019-02-26). 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   8d65a23a4e…c163ednow      …
  2. 2. Block Merkle root changed
    stored   1d819452ac…c154e3now      …
  3. 3. Block #3562 hash changed
    stored   45b83d0137…c29bf0now      …
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 241 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8d65a23a4e18be9f29359397296ecccb3956672f99365628156693b540c163ed
  2. 01 L 8d0d6bcbfb04dfdec62ae2d5fbdcad3e722afd9a123d8a580c1a51de66cbf6ce
  3. 02 L 7b1bb451cd8aa8c04e6ffac824ba6c2a0daae4a5db1ac72b64b6fad5ddf1b2c5
  4. 03 R 74c273f74b74dc05ecda536313e4c3a747ca6ec78e5535a938ce246b8eeb8abe
  5. 04 R 897345ca5a6b081c6bd9ca80bfba19aa43bc08c6fa7a30a466e8c7985901d06d
  6. 05 R aa145b22eb63d857fb2e633d2a14764f3da74715cfdd7b6850c8ed8a8917e03b
  7. 06 R a46ba253cca86fd98a77c2363a8010bb3f12b8af0ecd9868bb6d99b6755ca375
  8. 07 R 503fe5496e3e812091ee999f6ebcb5dfa1bde0e5bd23bbd9d57aae88e07bf0ad
  9. 08 L 1137414be6b80770a85d5fe4678c0c00d8b88372d380fb716be71cf15904894c
  10. root  1d819452ac83b838219b877a219eebcc807c942162129b246b42a1508bc154e3