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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

NATIONAL IRRIGATION ADMINISTRATION - REGION I Award a ₱4.7M contract to RIVBROS CONSTRUCTION FACTORS & DEVELOPMENTNational agencies

Transaction hash:
89fbc72eff8d0b4fa31be01c386ac3715ee6baef5d84f3741fbc34e5eff96f32
Status:
Included and unchanged
Block:
#1,456 4,557 blocks after it
Position in block:
Transaction 27 of 43
Award day:
May 18, 2012 (14 yrs 5 mo ago)
Value:
₱4,701,650.02
Project:
CONSTRUCTION OF CAPAGAYAN CIS (PACKAGE 9)

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 #1,456 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)
    NATIONAL IRRIGATION ADMINISTRATION - REGION I awarded it to RIVBROS CONSTRUCTION FACTORS & DEVELOPMENT on 2012-05-18.
    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   89fbc72eff…f96f32now      …
  2. 2. Block Merkle root changed
    stored   c6cab58d38…f5a927now      …
  3. 3. Block #1456 hash changed
    stored   8ca9e062f8…04f4efnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 42 records. Each step hashes the current value together with the sibling shown.

  1. leaf  89fbc72eff8d0b4fa31be01c386ac3715ee6baef5d84f3741fbc34e5eff96f32
  2. 01 L 88d8aae06df3145d727cb09f8825d111cdf80cfee9da77f954ba955ed7781051
  3. 02 L 36775f467979bd46f86d5fd146d7c4f5b5725ed76234c816120f95055132c03b
  4. 03 R e9ede2b68afe0366fe5ff0f93b4f13877e0309681ddf8c2bea029ad552bec132
  5. 04 L d9885ebe6fdfe6836f60113119939c47060691fc6a7cb176d58f4233eab0a455
  6. 05 L df79f6d91875e273fd127cea729a3e7e59644a785b574a94779ad2ae80267586
  7. 06 R 5012c96fb9f2edf993ac442cc552ce1d216ff3eea515297f434f9ffc4a61d286
  8. root  c6cab58d381b150c4f4cdc36bed94e6487561f8573a5c298f96fb9d73ff5a927