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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 - REGION I Award a ₱1.3M contract to ELMUEL JAY TRADING & CONSTRUCTIONNational agencies

Transaction hash:
393b12db29bd30f74c8d6ae08f4f04339c9e586f23924a690cd06c86a6c1dab1
Status:
Included and unchanged
Block:
#203 5,810 blocks after it
Position in block:
Transaction 0 of 4
Award day:
Oct 31, 2007 (19 yrs ago)
From:
DEPARTMENT OF EDUCATION - REGION I
To:
ELMUEL JAY TRADING & CONSTRUCTION
Value:
₱1,257,440.80
Project:
Repair/Rehab of Building No. 2
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF EDUCATION - REGION I
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 #203 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 - REGION I awarded it to ELMUEL JAY TRADING & CONSTRUCTION on 2007-10-31.
    Found
    Open
  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   393b12db29…c1dab1now      …
  2. 2. Block Merkle root changed
    stored   0b9ad98dd7…4cfab7now      …
  3. 3. Block #203 hash changed
    stored   fac959b08a…2b7166now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (2 steps)

How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.

  1. leaf  393b12db29bd30f74c8d6ae08f4f04339c9e586f23924a690cd06c86a6c1dab1
  2. 01 R 6d2fc10187948e5e666d275ba36e277e57e89fac6bef0e556ff29cbde8c3103c
  3. 02 R 61efdecd95bea8cdfdf2973654ef8657a10b22d289addb0e3dcc337e7733280d
  4. root  0b9ad98dd7c2f358e91ccb74ceb3711ea518360709ccfc01553c66d8d04cfab7