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

PROVINCIAL GOVERNMENT OF NORTHERN SAMAR Award a ₱2.7M contract to R.B. BASISTA CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
408bf2f3cb3998cf5e3f2b2e9b31cf23a7c823e69bd39626aec1fc2317857454
Status:
Included and unchanged
Block:
#476 5,537 blocks after it
Position in block:
Transaction 4 of 9
Award day:
Nov 20, 2008 (17 yrs 11 mo ago)
Value:
₱2,716,000.00
Project:
REPAIR/IMPROVEMENT OF LEGAL & BRGY. AFFAIRS OFFICE

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 #476 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)
    PROVINCIAL GOVERNMENT OF NORTHERN SAMAR awarded it to R.B. BASISTA CONSTRUCTION & SUPPLY on 2008-11-20.
    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   408bf2f3cb…857454now      …
  2. 2. Block Merkle root changed
    stored   263b987d4b…a56f8anow      …
  3. 3. Block #476 hash changed
    stored   9cb90b815b…85358cnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

  1. leaf  408bf2f3cb3998cf5e3f2b2e9b31cf23a7c823e69bd39626aec1fc2317857454
  2. 01 R 40ece4306913b1b9ce249f43ac9b64298018e1f669d50a593386991f6d44f59d
  3. 02 R 66da6e6b3f118da07a5944bbb8bf18964804f30b81101b126f5a1a904c4517ed
  4. 03 L 91aea805043a0e231294e3d8073db72167bcbf7e47fba8218fa8a5b951cbe06d
  5. 04 R 2bbacc88b090d82004f0e3c9b31f720fcf5900d0406c190d142a08260980aee1
  6. root  263b987d4b195fee636ea3a9e5c1a98016c7fe342fa9519c5069824702a56f8a