Skip to content
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 - QUEZON 1ST ED Award a ₱1.9M contract to V.D. DELIN CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
1ff6b71a7fa52bf3d8b0611bda1c8bde2bb43ff7e1c5d9fe0df9b99a58fe1b1b
Status:
Included and unchanged
Block:
#3,849 2,164 blocks after it
Position in block:
Transaction 25 of 248
Award day:
Aug 15, 2019 (7 yrs 2 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 #3,849 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST ED awarded it to V.D. DELIN CONSTRUCTION AND SUPPLIES on 2019-08-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DK0137: 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 2019-12-25). 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   1ff6b71a7f…fe1b1bnow      …
  2. 2. Block Merkle root changed
    stored   9ef56d34bb…3a7bdenow      …
  3. 3. Block #3849 hash changed
    stored   7fd175531d…4ff707now      …
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 247 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1ff6b71a7fa52bf3d8b0611bda1c8bde2bb43ff7e1c5d9fe0df9b99a58fe1b1b
  2. 01 L 1f94ba88463501d84a59ae75f3921c1f667b3bd707ab2ded853d0eab2c8013c1
  3. 02 R 59728803c8b4ee7e03320122610fc2b9e45c1c03ff3abab2141c5e48075a8b3b
  4. 03 R 7b5d2fd5bd7422a247138433e204580a0d5a330d7a87b9cb66b860b81ae09ebf
  5. 04 L ff422c68117100740e1e0a8f88b48e540b155e795b3ab7fad0af18e4c6124dd0
  6. 05 L ef9e780192afb1da64ada811a88c0ecaf158bfbeab0abfab3e504c75133e415d
  7. 06 R 1895ab596ecaa8add18e463eca63e2b6d40ab37f8318a01e599ae3dfd3fac471
  8. 07 R c00695eb85d78f5bb816bd8d5adc2dd3614c858d16d8a8e9dc7d109e5f97f7d8
  9. 08 R 8d1b1d6156264f04a60bee9554a2ccb10018cf07b724a78dbf46fa69ced52059
  10. root  9ef56d34bbc2a7d29ab4defa7f14f40382a0aff1ab9d66091289e9ae343a7bde