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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS Award a ₱258.4K contract to RAMSA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
ea70aa2ad85be484eaa46dad1e0841a26c3bb85153ee035d9eb48c0b509f4c69
Status:
Included and unchanged
Block:
#1,685 4,328 blocks after it
Position in block:
Transaction 99 of 116
Award day:
Feb 20, 2013 (13 yrs 8 mo ago)
Value:
₱258,396.76
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 #1,685 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS awarded it to RAMSA CONSTRUCTION AND SUPPLY on 2013-02-20.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 ea70aa2ad8…9f4c69now …
- 2. Block Merkle root changedstored 0f3879f87b…9ce331now …
- 3. Block #1685 hash changedstored fe6a28b050…ba37c2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 115 records. Each step hashes the current value together with the sibling shown.
- leaf ea70aa2ad85be484eaa46dad1e0841a26c3bb85153ee035d9eb48c0b509f4c69
- 01 L e6bc14c2202872c6c426c0aaf371b38cd853e7df392775ce270027910f364349
- 02 L a378112363d7576ffb70507233d7e7cf5391d343d8f448c5997c4b51246d54ca
- 03 R fe549e6fec5e6f610e5cb8b331fc8fc77897d7ce8d8d594ffdc7efc837bfba76
- 04 R 8ad9c65231dcff0538f956464d4af0d6749978656b1fc23c43a09dde3cea7985
- 05 R 07dc15773ea7d2db4ea18559eb2211f4dde9efa63f7f4803d5894403242569a6
- 06 L c42159eed3b031766704551d56284d3a9a7725ce4a312d0580d5cd5e648e0b0d
- 07 L b9ad43c96e476894c2fd664fce2f1c13d60e5753c88594598f622bb76feabeda
- root 0f3879f87b1dd34125e99fb3b24ff7355a21a78080e03f72415dee2f639ce331