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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 V Award a ₱5.1M contract to JD CONSTRUCTIONNational agencies

Transaction hash:
77cb4d4f161d01fb460e9bbce0a9884e583b3bf9bdfc7592b35789188e9dc8ce
Status:
Included and unchanged
Block:
#497 5,516 blocks after it
Position in block:
Transaction 10 of 13
Award day:
Dec 19, 2008 (17 yrs 10 mo ago)
Value:
₱5,051,462.50
Project:
Repair/Rehabilitation of Canal Structures, Canalization Works and Terminal Facilities- PANGANIBAN CIS, Catanduanes

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 #497 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 V awarded it to JD CONSTRUCTION on 2008-12-19.
    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   77cb4d4f16…9dc8cenow      …
  2. 2. Block Merkle root changed
    stored   1d5ac93b14…2fee86now      …
  3. 3. Block #497 hash changed
    stored   dd5c7ad07c…7f1c2dnow      …
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 12 records. Each step hashes the current value together with the sibling shown.

  1. leaf  77cb4d4f161d01fb460e9bbce0a9884e583b3bf9bdfc7592b35789188e9dc8ce
  2. 01 R 946fa7e30eb6a88274bda9f9ca53d19e9006915ae234c88792b33ec740b8a0e4
  3. 02 L 0d3434171a686a5fd62e5a6f8041c27a239c28535f94431ca71a6ea671d05d5b
  4. 03 R 0d589b98ee6ee658101b465d23557064e29679d5263c454104ad92ea480fa704
  5. 04 L 1068b982418526cc3fca243a41b739d4501f704b6aacc44adca94db619ca8998
  6. root  1d5ac93b1427121a776ea89ca41f80eb648ba414f803fe3f9ea6c3a1e02fee86