Skip to content
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 - ILOCOS SUR 2ND DEO Award a ₱3.9M contract to TRIBU DESIGN AND CONSTRUCTIONNational agencies

Transaction hash:
c17eb41e8f96d83c2cab59cbae348b4e0dbb810cc4155935468dce8b15d5cce0
Status:
Included and unchanged
Block:
#3,240 2,773 blocks after it
Position in block:
Transaction 194 of 252
Award day:
Nov 8, 2017 (9 yrs 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 #3,240 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 2017 DepEd BEFF", i.e. the FY2017 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 - ILOCOS SUR 2ND DEO awarded it to TRIBU DESIGN AND CONSTRUCTION on 2017-11-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17AD0106: 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 2018-05-31). 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   c17eb41e8f…d5cce0now      …
  2. 2. Block Merkle root changed
    stored   b7aaff101a…6a087dnow      …
  3. 3. Block #3240 hash changed
    stored   0970f8d1a3…54863enow      …
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 251 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c17eb41e8f96d83c2cab59cbae348b4e0dbb810cc4155935468dce8b15d5cce0
  2. 01 R c27d015b1b56b3d16a37292bd1a42eeb115e25ad50c115ec0115c243f059ac6d
  3. 02 L e445e7471a83209fe8321837a9dca7dc6ffb7a28309af7bc456f1a48cd5c9fc9
  4. 03 R 3c4d8ea6b5679b61649305154f1685a7dd3b7ff7f91cfd2fcd300950bd060701
  5. 04 R 4b2d48662c042a8b1d61c0c9debe7479a130bc18cd0b882e40fb09ee84187127
  6. 05 R d199e0dfebbfbd0f598c23498af488ef2b6044ae5206142c5f20d9dbaef24781
  7. 06 R f9ea94ef93416f793f98a5c46c1e77937d719aacd045a8f5dfc5281bf061a66c
  8. 07 L a2e664b7dc6c7e1eab8dceb5d6dc3c0f01b628be1ce0eb64fef11e213ca95f2c
  9. 08 L ad9c5d6d22814cac72a08b7bb97c2fc0aa50d15b8b4978dc39de515fbf1e9f85
  10. root  b7aaff101ab263278073b978f38a91c1bb7138c57f7c0b79293dc3c5456a087d