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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

DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱1.5M contract to TBB CONSTRUCTION CORP.National agencies

Transaction hash:
f6ed7d1cef65fb72eb998faeb2b6f4cef2ccf86bfd44c3833d16126759539363
Status:
Included and unchanged
Block:
#3,916 2,097 blocks after it
Position in block:
Transaction 205 of 213
Award day:
Oct 24, 2019 (7 yrs ago)
Value:
₱1,480,000.00
Project:
19GB0043 (Re-bid) - Construction of Multi-Purpose

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 #3,916 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 2019 LP", i.e. the FY2019 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)
    DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to TBB CONSTRUCTION CORP. on 2019-10-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19GB0043: 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 2021-11-22). 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   f6ed7d1cef…539363now      …
  2. 2. Block Merkle root changed
    stored   93dc1d6c1e…62b6c0now      …
  3. 3. Block #3916 hash changed
    stored   764e6a0c5f…76290enow      …
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 212 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f6ed7d1cef65fb72eb998faeb2b6f4cef2ccf86bfd44c3833d16126759539363
  2. 01 L f6ec56d3407f97de18515f82974b6886a01a096d03d6a142ba684f4ffcd82c5d
  3. 02 R cf70fe11a58dff58159a6969158ac1ef4c2f9fa0b9376df51f2bd2d147882304
  4. 03 L 556dc1d8bfdb17941fc9f6d4c4347e12486ec0d6b23da5be9d0d385766624e14
  5. 04 L ae773f85e808fb19ce2945946564a6a2bb57e8be92d64ffd6fd1420cdd9059a8
  6. 05 R 2b7749e59e9b4b6ac501fefdc3dda71f204817cafa20c6d443569b1682f3b2ee
  7. 06 R f743726c1f5177335d068a1de162b556d951f5e19796cf8606538b9aebc90fd4
  8. 07 L 4fbd8b14f7c5252f9d910c8f836805be9e908c4bf89e0e12f02464df81711401
  9. 08 L 6a94476aa3c105824b5f74b0a5b4da90d759e3afc6cab2019e96cfe790dd3c7d
  10. root  93dc1d6c1e58975cb536109afd1ed63383e4e1f4b824abcfde823088dc62b6c0