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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 - N. SAMAR 1ST DEO Award a ₱1.9M contract to 5G GALVEZ CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
1493a6b3a67acb1304967f2e6d772fb3ccaf1fe4f82ce510095d92d9977990d8
Status:
Included and unchanged
Block:
#1,159 4,854 blocks after it
Position in block:
Transaction 1 of 4
Award day:
Jun 4, 2011 (15 yrs 5 mo ago)
Value:
₱1,902,074.00
Project:
Construction of Drainage Canal

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 #1,159 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 - N. SAMAR 1ST DEO awarded it to 5G GALVEZ CONSTRUCTION AND SUPPLY on 2011-06-04.
    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   1493a6b3a6…7990d8now      …
  2. 2. Block Merkle root changed
    stored   879add8f5b…80feffnow      …
  3. 3. Block #1159 hash changed
    stored   0d843cfaa7…a4bb68now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (2 steps)

How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1493a6b3a67acb1304967f2e6d772fb3ccaf1fe4f82ce510095d92d9977990d8
  2. 01 L 11e7d99b3165c84c8da51d03c0d30a29d3972ab85f977b3093b971875ff7774a
  3. 02 R 9e639625db1021ca85b58267cf26c269515fefb907019aa86285ba24b95bcdc0
  4. root  879add8f5b41e74d0f3f26e079b984f7482380b348067f450f4cbade3080feff