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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 - SORSOGON 1ST DEO Award a ₱16.4M contract to ALHADRAX CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
b339bd1908b606f4004f3ab2b99ec47c79e2cad103ba5781e79d222a01ab4ce0
Status:
Included and unchanged
Block:
#3,941 2,072 blocks after it
Position in block:
Transaction 242 of 329
Award day:
Nov 19, 2019 (6 yrs 11 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 #3,941 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 OO-1", 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SORSOGON 1ST DEO awarded it to ALHADRAX CONSTRUCTION AND SUPPLY on 2019-11-19.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19FK0084: 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 2020-07-01). 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   b339bd1908…ab4ce0now      …
  2. 2. Block Merkle root changed
    stored   61a8af397f…2f3bcbnow      …
  3. 3. Block #3941 hash changed
    stored   241efb1d64…6176c1now      …
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 328 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b339bd1908b606f4004f3ab2b99ec47c79e2cad103ba5781e79d222a01ab4ce0
  2. 01 R b3e9af39b441444c9d0fce96147f9d1f3e38829d5a96fd4c0478f596fcea459e
  3. 02 L a1f8652b995fea7e2648b309a989bb5abc498ab013ceab069a10fc3598883079
  4. 03 R 27d7b06b2bf21e2753a9a591f84782ff6fddb6435af3ba77efd35c7e9f4fd675
  5. 04 R 2125e34396f0032652cf894c077ce8e5c6d9963a63da02f93a312dbe879b4af8
  6. 05 L 3fdcc28aae096babe0c88d5a2b6dfd87aece2254d18f4942a087362bcdc33c82
  7. 06 L 8433cb33b3e66f9b9870da5f3e04cb1e0488605157776ea0e0ef24321b9e5269
  8. 07 L 87122faff62c0862c8168b9f236b0984a4ebc333cce2ef2b2e23d1615b0bb560
  9. 08 L a29726a0c2404045f05bd9490014365c55b431da1a2cb08c1e55605ece0ad2b9
  10. 09 R 1d7832da48d149e5c56ff209fde751f293c8924151036e3136e78d3e1657408c
  11. root  61a8af397f7adfb0ffbfc776b81991f15ac9b9f7a7a3c1ad45b1a40d722f3bcb