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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 - BULACAN 1ST DEO Award a ₱3.0M contract to TBB CONSTRUCTION CORP.National agencies

Transaction hash:
8e7f1fd46bedb0e295264cd36b9743230b8240a30eba8d0d7ceab3f54e70f25f
Status:
Included and unchanged
Block:
#4,870 1,143 blocks after it
Position in block:
Transaction 137 of 220
Award day:
Jul 28, 2022 (4 yrs 3 mo ago)
Value:
₱3,004,551.75
Project:
22CC0329 Package 3-Repair/ Maintenance of of DTI B

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 #4,870 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)
    The award does not say which budget line pays for it.
    Not published
  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 - BULACAN 1ST DEO awarded it to TBB CONSTRUCTION CORP. on 2022-07-28.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   8e7f1fd46b…70f25fnow      …
  2. 2. Block Merkle root changed
    stored   fb90d6099d…154a62now      …
  3. 3. Block #4870 hash changed
    stored   5e25a2ef01…1f9e95now      …
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 219 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8e7f1fd46bedb0e295264cd36b9743230b8240a30eba8d0d7ceab3f54e70f25f
  2. 01 L 8e0a0d2f39732fb8584975c87a4eac650733c7c14c4739d49952b020f2948a97
  3. 02 R e1e822963a2eef725b5269bbfd1db86abe141f4244d59128149d577c9a447901
  4. 03 R 8baa8f1098b77145ee040d3d444b4ed02cb176b1a897a73207533af4cef2d6a9
  5. 04 L 2d5e7e7ce08615810fde2dc81f9e6a5c885f0f97b2eddd567006608363777738
  6. 05 R a4bbff4da90e99641cadab4ed54e652d095a71799bcf028f09f70acad7ebd3b0
  7. 06 R 05df9f1619d44e2cfa2fafb17e2ba479d310c8f03d202c625ecbf04990402a05
  8. 07 R d65e4c4ff191f4c6ef137ddcc6c97ced7bdffc442dc6422b49928a31ac59368a
  9. 08 L 549d47ea517635d868d4bac4e989706f9899b951571a81aaac7ced9aaf9b5905
  10. root  fb90d6099d322ae9dede7d8883562743aa3080554609efb04b94330011154a62