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 INTERNAL REVENUE - REVENUE REGION NO. 13 Award a ₱669.8K contract to CST ENGINEERS & BUILDERSNational agencies
Transaction hash:
552b48e6610b4dadd97f0f6e0f2d2215525cb44b27598e209a9c7a7ef59c78bf
Status:
Included and unchanged
Block:
#944 5,069 blocks after it
Position in block:
Transaction 5 of 12
Award day:
Sep 1, 2010 (16 yrs 2 mo ago)
Value:
₱669,800.00
Project:
Invitation to Bid for Renovation of RDC-Visayas
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 #944 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 INTERNAL REVENUE - REVENUE REGION NO. 13 awarded it to CST ENGINEERS & BUILDERS on 2010-09-01.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 552b48e661…9c78bfnow …
- 2. Block Merkle root changedstored 301a1c49cb…5b22banow …
- 3. Block #944 hash changedstored 753eb67899…9d1a26now …
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 552b48e6610b4dadd97f0f6e0f2d2215525cb44b27598e209a9c7a7ef59c78bf
- 01 L 53d252d8cbf2ccf3b2bf959322b3ac15f3846556201e66fcc1e1ab148f70c818
- 02 R 904002e50f5bb602be70bcd1a723238ec7df92a4c699b50c7c220c564b629dac
- 03 L 64c2e0900088f48757859eebfeddbe60d7bc0f2376708c2b758a3302350ce7e2
- 04 R 15c7976afe4c3cbcec4dae9f9c9db0f8d3cbf40e6bcdb749e4b8969858f58085
- root 301a1c49cb4ab54c14cc8f7d64caa5191caa68ed15fb4316030dbf05605b22ba