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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 - BATANGAS IV DEO Award a ₱5.9M contract to V.N.MENDOZA CONSTRUCTION AND CO.National agencies

Transaction hash:
46c46c7e7e13c8b33f4e19acb2d62e668b553a36f89065b3be187880aa6dcae8
Status:
Included and unchanged
Block:
#3,244 2,769 blocks after it
Position in block:
Transaction 91 of 312
Award day:
Nov 13, 2017 (9 yrs 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 #3,244 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 2017 DOH HFEP", i.e. the FY2017 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 - BATANGAS IV DEO awarded it to V.N.MENDOZA CONSTRUCTION AND CO. on 2017-11-13.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17DD0208: 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 2018-01-03). 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   46c46c7e7e…6dcae8now      …
  2. 2. Block Merkle root changed
    stored   2cb7a9722b…d53b18now      …
  3. 3. Block #3244 hash changed
    stored   44136ea7f4…1c7200now      …
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 311 records. Each step hashes the current value together with the sibling shown.

  1. leaf  46c46c7e7e13c8b33f4e19acb2d62e668b553a36f89065b3be187880aa6dcae8
  2. 01 L 46b8c81ec5f39ff4ca8956aed88e2c114d8a660ef25c45879b9f1d8ae8ae9168
  3. 02 L f6052395c9db28be6ac86f5e6d7fd655329e1add9d6c83d799a79335e2dd330a
  4. 03 R a64f2dac1106d0fbc1bfd7a02fd09fec6bf5e2b1399d9da11e638b07464f50f8
  5. 04 L 28d08d8cf15cb415d882e303b9645af9812f0017fa187c2c8a8b8efb3ecce791
  6. 05 L 789466778c3f094f111e7a0c18b8043cf97d77e68ead27c934b1285374790072
  7. 06 R 0f17aeb3433749fc48884c6a602e9bfe8acf31e9bb9f6e64ebbeacbc68b9f52c
  8. 07 L 53e5014cf5dae7d438f6e3eb527f9715bddc4e16b40afd43540c4101b3e729ce
  9. 08 R c03954467a2abc7765a7c06f62c1eff9233c76a2dc36db08755b3250bd91a478
  10. 09 R 759b4f0960f9cef81124a807f3f17744c1ed167111770e81b5779364d4fae091
  11. root  2cb7a9722b346957514ef7ab8c89d5b6d09497ba20493e5c16c7ac8ee6d53b18