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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 ₱2.9M contract to 830 BUILDERS & DEVELOPERS CORP.National agencies

Transaction hash:
c3621bd13b2aef882bfb7d5bf244d2dc3e237225bb96fbd5433777e6b0d16f3d
Status:
Included and unchanged
Block:
#3,482 2,531 blocks after it
Position in block:
Transaction 199 of 249
Award day:
Jul 20, 2018 (8 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 #3,482 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 2018 LP", i.e. the FY2018 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 830 BUILDERS & DEVELOPERS CORP. on 2018-07-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18DD0578: 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 2018-10-19). 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   c3621bd13b…d16f3dnow      …
  2. 2. Block Merkle root changed
    stored   f5dc007948…9f4827now      …
  3. 3. Block #3482 hash changed
    stored   a0cf8439e4…9f48e0now      …
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 248 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c3621bd13b2aef882bfb7d5bf244d2dc3e237225bb96fbd5433777e6b0d16f3d
  2. 01 L c34732a9ee3af16a4223d504cdf5cd3845ee19568f74739445ead57371f3ba48
  3. 02 L 694b8911beea86998c99a80fa4b6f93fa8c3e89107128536600510b8e28d5af1
  4. 03 L 545fa7b85df9c46263bc7b636256cb5cbb865122f292b9274ff6560603d75a64
  5. 04 R d491a313acc10d6297e27d4529243b8584261e130caf2b1f3080dc908d09b24c
  6. 05 R ebbd03dfaca7cf35392ec504da3eec59f0c0f9e490044c40d206adaa0c355463
  7. 06 R aef61bf3c18b1ab4e8bcc10ee2a0a4580e18e8d4d9c28d26d6aeae8172d25459
  8. 07 L 98a1a1de759e21182c0ae24a31a1985ae523880cc94c15e2d1283202bd776f06
  9. 08 L 5bace7b48353d7495d7d683dd5063eb80c195a3d48eb0d97327ef0c0e03bb57a
  10. root  f5dc007948fd1e322579eb89697dfc8845136f3d7f872f8600f40b89be9f4827