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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

EULOGIO "AMANG" RODRIGUEZ INSTITUTE OF SCIENCE AND TECH. Award a ₱4.9M contract to ROVINVAL ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:
68def7d2ca7e4bcc352e679b4c7a9e51fe8625be7225f43ec959f5758da52129
Status:
Included and unchanged
Block:
#3,533 2,480 blocks after it
Position in block:
Transaction 54 of 160
Award day:
Sep 14, 2018 (8 yrs 1 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 #3,533 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)
    EULOGIO "AMANG" RODRIGUEZ INSTITUTE OF SCIENCE AND TECH. awarded it to ROVINVAL ENGINEERING AND CONSTRUCTION on 2018-09-14.
    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   68def7d2ca…a52129now      …
  2. 2. Block Merkle root changed
    stored   4fdd9b4241…69d8c2now      …
  3. 3. Block #3533 hash changed
    stored   c1705adba8…e12059now      …
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 159 records. Each step hashes the current value together with the sibling shown.

  1. leaf  68def7d2ca7e4bcc352e679b4c7a9e51fe8625be7225f43ec959f5758da52129
  2. 01 R 68f6799bb07f1af966c0bf412b7c913ef7d6f16e3dd42ee773544e4ba88a834a
  3. 02 L d7c7b5b8fe3bc146ffc82f7488b9da3afbe5bb267dd7069dc88f9319791849e6
  4. 03 L a18dab65c86da635c849da8790a292515011b4644f1fc006c4b4739d96afba6b
  5. 04 R 1dd620a3675f59e1b1d3f01b38e8b0afbb17870cc28e8bf994822704ecdf74e5
  6. 05 L 67a86e61141cacabd5b99af3b2374c68413639283bfec64592ce4b86300ac15e
  7. 06 L 33041a69d252b53a90316339bedc1b6783c010b415e15c9cd1fd1bd8e8f8b00a
  8. 07 R 9a646b1675d51fbae28f2ee37215ce0ce8fcb4cb5dfe83d93ac870ba2975146e
  9. 08 R 40d22b649495ae5a5067f8b3e0d0fc0b21c067c5aa7f638b44e357c3894c85a3
  10. root  4fdd9b4241be206078f48b8864447ae8000df729a1bce9840459b1423e69d8c2