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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 - CAMARINES SUR 3RD Award a ₱471.9K contract to IA FERRER CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
f7bab4eb60b4d27d2df05a15aeb34f2ef5c8be58d9391d20ee61666ba10df10d
Status:
Included and unchanged
Block:
#1,695 4,318 blocks after it
Position in block:
Transaction 303 of 314
Award day:
Mar 5, 2013 (13 yrs 8 mo ago)
Value:
₱471,871.86
Project:
Construction of Multi-Purpose Building

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 #1,695 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 - CAMARINES SUR 3RD awarded it to IA FERRER CONSTRUCTION & SUPPLY on 2013-03-05.
    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   f7bab4eb60…0df10dnow      …
  2. 2. Block Merkle root changed
    stored   be3fe05a7b…301a79now      …
  3. 3. Block #1695 hash changed
    stored   f3475872cc…82475anow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 313 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f7bab4eb60b4d27d2df05a15aeb34f2ef5c8be58d9391d20ee61666ba10df10d
  2. 01 L f7b93312160d63c0c54bdb51b6a8c8c93603b661cfc633ed3e9f6fdec9bcfb12
  3. 02 L f79364d0b186bd35f5285516c88174b682def7dba5d7278626541c80363cc665
  4. 03 L 68fc78a38dcc0c4ee6613a07badb052d034e5a9aa68d73f0b30225bdcafabfd5
  5. 04 L 6f27d8fa455e0ed9238b14f8fa2732f72be8e9b913c17998bd11c3bce0757046
  6. 05 R b6ebcb9982d6845db0199dc689965afae27daabd42e9cf700cb1db8978572dcf
  7. 06 L 37aab7726cea28a5991a5b1fd99ef6b87ed815d4aa1ada30c9cef2affeec8746
  8. 07 R d8abb15acf9eff548c33b38151f2f0c1516a48bba7f01a518bbb0d4d7efac3a0
  9. 08 R 46ce9359f141942ed5a31a67c9b44244c953bd140f2f8c9071299d8d5f06e248
  10. 09 L 958088cf8676a165972b0001866a51ce8da183e02ea8798af346abae1151095c
  11. root  be3fe05a7ba346e287522ba91d120345d8ac1f349cf524a3585361cb1c301a79