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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 EDUCATION - DIVISION OF CAMARINES SUR Award a ₱481.2K contract to BULLET CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies

Transaction hash:
a394d8780d52fd0e6a7ec7db8f7745a99bcf44fa8d5409689b03f4271744733d
Status:
Included and unchanged
Block:
#958 5,055 blocks after it
Position in block:
Transaction 12 of 23
Award day:
Sep 16, 2010 (16 yrs 1 mo ago)
Value:
₱481,199.32
Project:
LOT-1 CONSTRUCTION OF ONE CLASSROOM 7m X 7m MODIFIED for LIBMANAN NORTH CENTRAL SCHOOL (LIBMANAN)

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 #958 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 EDUCATION - DIVISION OF CAMARINES SUR awarded it to BULLET CONSTRUCTION & CONSTRUCTION SUPPLY on 2010-09-16.
    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   a394d8780d…44733dnow      …
  2. 2. Block Merkle root changed
    stored   eb571c28c9…e641f3now      …
  3. 3. Block #958 hash changed
    stored   8722b36773…a65830now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a394d8780d52fd0e6a7ec7db8f7745a99bcf44fa8d5409689b03f4271744733d
  2. 01 R b5de5d649055ffae75ca7a0f4f466fe2f10351648d2048e83d9336d08ef12e72
  3. 02 R bc243afe366b68bf50d4504f61854a2a39f67ad3d0c76c104a4254c57c81ef7c
  4. 03 L 4139b3746fee3bc78672b4a4d54a110665dcea4e568d562ba5dafd9928d483a0
  5. 04 L 95465bf93966e10f4e9d2638de574bf74aefb95f1aa124b031528b4bd3593e81
  6. 05 R 2cbac4ed27473cdbd62cd2f2fd9056474fd983ff214bccd120525ecde94f14c6
  7. root  eb571c28c973ec775c9de3cf348714f275e82781933eff0f37397cfcf7e641f3