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

DEPARTMENT OF ENVIRONMENT AND NATURAL RES. - PENRO, N. VIZCA Award a ₱398.7K contract to RAHIBEN CONSTRUCTION SERVICESNational agencies

Transaction hash:
55a61cea88dc507c8b90f4eec8c88b3e0c822c65f106f3ff884e7d192975a076
Status:
Included and unchanged
Block:
#1,920 4,093 blocks after it
Position in block:
Transaction 48 of 135
Award day:
Nov 18, 2013 (12 yrs 11 mo ago)

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 #1,920 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 ENVIRONMENT AND NATURAL RES. - PENRO, N. VIZCA awarded it to RAHIBEN CONSTRUCTION SERVICES on 2013-11-18.
    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   55a61cea88…75a076now      …
  2. 2. Block Merkle root changed
    stored   89cd376a11…c04bd9now      …
  3. 3. Block #1920 hash changed
    stored   1a5629fb71…a11c75now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 134 records. Each step hashes the current value together with the sibling shown.

  1. leaf  55a61cea88dc507c8b90f4eec8c88b3e0c822c65f106f3ff884e7d192975a076
  2. 01 R 57f7952fccaeb1e24d5068d5168552b2e8ac62f0881946c47d7685c42f3e6e5d
  3. 02 R 3d6c87cfc029626946075dd71e48d6dadbbac8947e562fa5f9bcd8b744b3ed44
  4. 03 R 2be1c4e24f37c0f7c46a71d63ff927121f2c26b8e4014973c1b8a12d2d78f965
  5. 04 R fda08d7e6fb8875d3b2d3c5b0b09cdc95dc403e9d801dda98c8c2110c225c1e1
  6. 05 L 3732b857fc15cbd65f6c7231be01e5fce981821e26cb446e2cbd0532c7d55a0e
  7. 06 L b6e842731189dad08c58769823da45075e88e19dc47736b30a9a5a7ffb9ac4c6
  8. 07 R 87d91047d91ce868e3915acfbda2a5da64f5707e8a2d8fd165f00de373d029f9
  9. 08 R 5f8f3e871888636dbc753c8a5c33bf2cacb02a5faa7fa16423da6a2beef09400
  10. root  89cd376a11a4535353e9281f27b2bfd270ca805566ba1d1efdb0af13b1c04bd9