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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 - EASTERN SAMAR DEO Award a ₱1.7M contract to TUBIGAN BUILDERSNational agencies

Transaction hash:
0d8c7f93ae1ba024ec80fb4b7b08bce8df88e34156866a7b7c0a1bb013e644fb
Status:
Included and unchanged
Block:
#2,952 3,061 blocks after it
Position in block:
Transaction 4 of 187
Award day:
Jan 3, 2017 (9 yrs 10 mo ago)
Value:
₱1,711,578.14
Project:
16IB0322 - Repair of Nursery and Rice Mill Buildin

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 #2,952 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 NDRRMF", 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 - EASTERN SAMAR DEO awarded it to TUBIGAN BUILDERS on 2017-01-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16IB0322: 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 2017-03-24). 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   0d8c7f93ae…e644fbnow      …
  2. 2. Block Merkle root changed
    stored   8948ee308e…238a86now      …
  3. 3. Block #2952 hash changed
    stored   690ddcc687…0a6942now      …
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 186 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0d8c7f93ae1ba024ec80fb4b7b08bce8df88e34156866a7b7c0a1bb013e644fb
  2. 01 R 0e62479e086be1e984dd9c2979cf24bcdc9bc23fcce99306de6eb073e44a9fb5
  3. 02 R 44d6405d9121f9d347b8da0a24a90255b24097f9c8f41649168b3c6ff4902fba
  4. 03 L a047546091dc63eea7318dd76b3c901b6afa2a0ae61659e104e4dfa60f5a8619
  5. 04 R 6bd43423eb86d0a7154058de3725ff56d76496cf5423967b8632807a2acc01e1
  6. 05 R 0cf9cf2816e42331179da7a779c445ccdb7c30d4561118fc1a0fb73700b4a486
  7. 06 R 791a2a75fc9b174a407ee25d7630787163baf48eac7f5200b91273664bfcac33
  8. 07 R beceb3b2bc442fbb6cfee9edbb05ca491b75e6c93552fec40449e98009244262
  9. 08 R 28ef275d036de1ff15fbd1160df2d9296aa585341df85fc089508b3cb87e759a
  10. root  8948ee308e4c57f93717d3fbc4b62a58261b59f9d8ae6a4a50ca36e039238a86