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
BARANGAY OF AYAO-IYAO, LEMERY, BATANGAS Award a ₱307.0K contract to RICH ADS CONSTRUCTION CORP.Barangays
Transaction hash:
7a19aa3b13be7a834df3dbcabf2a1cb5afe594f8158d9fd5fa18399deb39ca93
Status:
Included and unchanged
Block:
#1,309 4,704 blocks after it
Position in block:
Transaction 1 of 8
Award day:
Nov 30, 2011 (14 yrs 11 mo ago)
Value:
₱306,957.17
Project:
Construction of Health and Day Care Center
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 #1,309 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)BARANGAY OF AYAO-IYAO, LEMERY, BATANGAS awarded it to RICH ADS CONSTRUCTION CORP. on 2011-11-30.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 7a19aa3b13…39ca93now …
- 2. Block Merkle root changedstored 067d9795a5…d3aa86now …
- 3. Block #1309 hash changedstored 67b51afa38…23c4e8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.
- leaf 7a19aa3b13be7a834df3dbcabf2a1cb5afe594f8158d9fd5fa18399deb39ca93
- 01 L 756ad3057a3e72d6d4a9ae6f22ee590aee8fa79d67d742d2aa7e735bc651d17b
- 02 R 89a9c05937f1733088f46f1237e97cce7d046c02dd8fcb87bad9ec698aeffba3
- 03 R cd105b4cbab55d1cfa73bbc6188a6b8ffb79031e6540ae3282fc0ba90c0eaae3
- root 067d9795a52720d188c38f20fa0c4c3e0bb3e7e041073cae942a5d2195d3aa86