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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 - BATANGAS IV DEO Award a ₱3.7M contract to TERAVERA CORPORATIONNational agencies

Transaction hash:
0bcaafbe90203309780aaedf6f276867f1bac49c5485639000b55c57219943aa
Status:
Included and unchanged
Block:
#3,555 2,458 blocks after it
Position in block:
Transaction 11 of 250
Award day:
Oct 8, 2018 (8 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 #3,555 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 - Support for Infrastructure Projects and Social Program 2018". 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 - BATANGAS IV DEO awarded it to TERAVERA CORPORATION on 2018-10-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18DD0658: 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 2019-01-21). 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   0bcaafbe90…9943aanow      …
  2. 2. Block Merkle root changed
    stored   7a1cd5339f…f09fbfnow      …
  3. 3. Block #3555 hash changed
    stored   917bb8a76e…08c4d4now      …
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 249 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0bcaafbe90203309780aaedf6f276867f1bac49c5485639000b55c57219943aa
  2. 01 L 0adc4b1ce6363db7b91f548f69473a0ebe536698cef1c518fad041ed421dfb22
  3. 02 L 137055eca4c3e367922cbd6e59d74b5b5aec98905d176b149c489fe818025ab9
  4. 03 R 8dee581340b478707acdb59d94cb74935e4ee6c9ec46804743e6f533372a99a0
  5. 04 L 5806f70d3661c6d68b0adbbfc239b935b14c8ccd889c457517d774456e06a80b
  6. 05 R 43d3648e7d092aea11bcee225611b45b298b566c32ed1839fae712e99c3990ee
  7. 06 R 3a3e18a3f19070cd2708b38b71314d9decb0dd969c91ed82d9118d2686835857
  8. 07 R 263d5a6264d0cf3b482b257fa2e3d2ab4553cb97339a69f98360b66c7914c8c9
  9. 08 R 5e40752f135b3f56853f7e644c747da035e62faf85e86a943c22728599f73dbc
  10. root  7a1cd5339fe53ebd57f93a3eb3333c9a981ae4ec018300c1d138a26e72f09fbf