Skip to content
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

BARANGAY VIGAAN, SIPOCOT, CAMARINES SUR Award a ₱99.7K contract to JAN-SHA CONSTRUCTION & SUPPLYBarangays

Transaction hash:
3a0fdf2be13c237b005a70b2401ae0e4bbdf8ea3c911db9bb4ef0c85b5017caa
Status:
Included and unchanged
Block:
#1,642 4,371 blocks after it
Position in block:
Transaction 3 of 20
Award day:
Dec 19, 2012 (13 yrs 10 mo ago)
Value:
₱99,700.00
Project:
Assistance for the construction of concrete pathway

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 #1,642 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)
    BARANGAY VIGAAN, SIPOCOT, CAMARINES SUR awarded it to JAN-SHA CONSTRUCTION & SUPPLY on 2012-12-19.
    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   3a0fdf2be1…017caanow      …
  2. 2. Block Merkle root changed
    stored   592e0207ae…f5a9efnow      …
  3. 3. Block #1642 hash changed
    stored   aee306fd23…6b6997now      …
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 19 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3a0fdf2be13c237b005a70b2401ae0e4bbdf8ea3c911db9bb4ef0c85b5017caa
  2. 01 L 26bf3a434edc5c50b1135dce57ddb402a900bdf10d767fbfde28fa6c64541f5c
  3. 02 L 04911d286e12f545eb7c9cd6091500e055874448a551f6e16193843ba33cd9ec
  4. 03 R d457718520165d1572727dd343065f5d4980ae4127f65737246a7089dc0bd157
  5. 04 R 1fc9852ea7d2590e99662a0b56ed6e4c05fa3e173d3f6802b5c842d8d9849302
  6. 05 R cb7d8955a4e8422bc19da3bf9b11102ae9160900e4336d023012b8759258d733
  7. root  592e0207ae51a38a650cf9c4d22a664bdc1e7948c6a1fd1dde87953650f5a9ef