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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

CITY OF CALAMBA, LAGUNA Award a ₱5.1M contract to JOVENCIO ENTERPRISESCities

Transaction hash:
a67c2b3ced772677aad1d7a77ca0a4a483312cc4c146e5543199c1f4cad406bd
Status:
Included and unchanged
Block:
#15 5,998 blocks after it
Position in block:
Transaction 4 of 7
Award day:
Nov 29, 2006 (19 yrs 11 mo ago)
Value:
₱5,123,531.94
Project:
Construction of 2-Storey 4 Classroom School Building

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #15 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)
    CITY OF CALAMBA, LAGUNA awarded it to JOVENCIO ENTERPRISES on 2006-11-29.
    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)
    COA's CY2024 audit of City of Calamba gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   a67c2b3ced…d406bdnow      …
  2. 2. Block Merkle root changed
    stored   4189e4dcb6…78fc40now      …
  3. 3. Block #15 hash changed
    stored   33b299d061…ff3a8bnow      …
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  a67c2b3ced772677aad1d7a77ca0a4a483312cc4c146e5543199c1f4cad406bd
  2. 01 R d6e0ce6c0157654245444f1efd0ddc07d5138f0ca8b27ca5ef6ae58d6589d07c
  3. 02 R 90f93024c3ad6c66dd3d76a7cf4141bc0272f94d29d485b333dae956ad44207e
  4. 03 L b86b97b9fd070a77dc07ce765e6ae831add9332e06c4e88c31bd31a80dc25dee
  5. root  4189e4dcb67198a33c9a842f2c6bec455ad5daa219e1b7d0dbbd70740c78fc40