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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 - NEG. OCC. 1ST DEO Award a ₱10.6M contract to TSD BUILDERS CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
ef238791d0efb92aa97663dbaa3048083d467f5a30a11d535a17e14796003b38
Status:
Included and unchanged
Block:
#2,486 3,527 blocks after it
Position in block:
Transaction 327 of 349
Award day:
Aug 10, 2015 (11 yrs 3 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 #2,486 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 - NEG. OCC. 1ST DEO awarded it to TSD BUILDERS CONSTRUCTION & SUPPLY on 2015-08-10.
    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   ef238791d0…003b38now      …
  2. 2. Block Merkle root changed
    stored   fd6d3c84ab…40d3canow      …
  3. 3. Block #2486 hash changed
    stored   28036b5e0d…ffc2c6now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 348 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ef238791d0efb92aa97663dbaa3048083d467f5a30a11d535a17e14796003b38
  2. 01 L eee721adf896a0ce1b40c6ba7a49b2f5cb9b2c2aea6b66be321041c478be1a08
  3. 02 L c35fd4ad168f14fb5ce7cc1a462cf10b59d3d75c2eecccee43f58455d5cb12b4
  4. 03 L fec0311be6137c122adbcb7e4f1794c41e8e65c3aac47f9367b6efa0513c5b12
  5. 04 R 7531221f7a06e3f55fa94c3d082a8feef196956dca10bcdac8509c45f4b1fb98
  6. 05 R 10e410e7709abb86b7e4819264bb6764c0be87df9390c1e2800678b3121ffae9
  7. 06 R 35790d80c24a3f07a6b8aa0ce10778c71e48f81c82c10b172221174b0f8bb7a2
  8. 07 L 05258a69559bc6cefef2abdca60b3fda6d822f48e40a54c502132c75e325e518
  9. 08 R bf86bc5adba0f1cdb81cd0166b5688819a12f3e48f48b4a4c001a2a2535233f6
  10. 09 L fab93f5e94f31115ed20d0ce37100331ae44b71989695a8695ea7fbcdb625558
  11. root  fd6d3c84ab5b7a792b57f40ccc0850bb36c42cda39212c04094c158b6640d3ca