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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 - REGION VIII Award a ₱1.4M contract to R.V. CONSTRUCTIONNational agencies

Transaction hash:
a87a5a3759eba2af0ea3d3adb4746e61d50cd3789efa49d602de7df5d200e6da
Status:
Included and unchanged
Block:
#567 5,446 blocks after it
Position in block:
Transaction 4 of 7
Award day:
Mar 30, 2009 (17 yrs 7 mo ago)
Value:
₱1,356,836.17
Project:
O8IO0043 Repair/Rehab./Improvement of San Juanico Bridge Field Engineering Quarters, Field Office, Brgy. Cabalawan, Tac. City

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 #567 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 - REGION VIII awarded it to R.V. CONSTRUCTION on 2009-03-30.
    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   a87a5a3759…00e6danow      …
  2. 2. Block Merkle root changed
    stored   337b6305e4…540a3enow      …
  3. 3. Block #567 hash changed
    stored   5327265a85…fb13cfnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a87a5a3759eba2af0ea3d3adb4746e61d50cd3789efa49d602de7df5d200e6da
  2. 01 R cd23d4bcfdd0aa2d7a083da893cadb4370dbc49c4fcccf266df8e9e76b7fe7bd
  3. 02 R db8f8c857e115db81048f60c6f69398811ddf0859f5a14e6e6b28ebc4b763d1d
  4. 03 L baba844074c5c016c56df3847f57b39d39112636189c5b769c31245463fa038c
  5. root  337b6305e43afe1388674b856e7b71f0f73dffcceb13f31b930675df6d540a3e