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
APITransaction action
BUREAU OF CUSTOMS Award a ₱1.8M contract to OEM BUILDERSNational agencies
Transaction hash:
bac2d7cf1dfbb6d0859ce2f9c19eb06b95c016ae10ea351fd6ea3fdb20697de5
Status:
Included and unchanged
Block:
#1,722 4,291 blocks after it
Position in block:
Transaction 10 of 12
Award day:
Apr 4, 2013 (13 yrs 7 mo ago)
From:
To:
Value:
₱1,841,964.94
Project:
Construction Project
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #1,722 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)BUREAU OF CUSTOMS awarded it to OEM BUILDERS on 2013-04-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored bac2d7cf1d…697de5now …
- 2. Block Merkle root changedstored 8d96d9d0f5…afef35now …
- 3. Block #1722 hash changedstored 442a5fb420…d26662now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 11 records. Each step hashes the current value together with the sibling shown.
- leaf bac2d7cf1dfbb6d0859ce2f9c19eb06b95c016ae10ea351fd6ea3fdb20697de5
- 01 R e6a0819d1cb06e9509c613676d8a48b14c30dedb0aa709509d0ab653bd6b473b
- 02 L b95877210a10d5669151c9353eff7681e9370d83135a201c815c0cf4b034ae41
- 03 R c56359a82d4c0c7e7edbba0069fcb7f241b255936cc8d94f1f3bf8dd9b89af00
- 04 L 9764dbe094d2e65cfa9b26e4466be065a97e635663110455edef778005183d20
- root 8d96d9d0f5c641cbe08a4bb88546964bf80cc81b6a37c16b9678261a65afef35