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
PROVINCE OF SORSOGON Award a ₱391.9K contract to STEVEN CONSTRUCTION & SUPPLYProvinces
Transaction hash:
7bb7860fd4e37a6bd2d98162e115b9a355dd405ee1bf03db1a9f776e5623622e
Status:
Included and unchanged
Block:
#1,174 4,839 blocks after it
Position in block:
Transaction 14 of 35
Award day:
Jun 23, 2011 (15 yrs 4 mo ago)
From:
Value:
₱391,860.00
Project:
32. Cluster III
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 #1,174 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)PROVINCE OF SORSOGON awarded it to STEVEN CONSTRUCTION & SUPPLY on 2011-06-23.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)COA's CY2024 audit of Sorsogon gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 7bb7860fd4…23622enow …
- 2. Block Merkle root changedstored d39022bc00…65c951now …
- 3. Block #1174 hash changedstored 0718f0156c…e8b493now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 34 records. Each step hashes the current value together with the sibling shown.
- leaf 7bb7860fd4e37a6bd2d98162e115b9a355dd405ee1bf03db1a9f776e5623622e
- 01 R 818ce328c805fe6e686e8ae5c53f0d1671d1a0fdbdedc61943ed56d08d146d67
- 02 L 95250bdfc972444f1a0b0b9417e6b556283e9f2d306286dc8e88ced0ac58bb17
- 03 L b229d8324d79f164aa3ac7b6f357f1165760e38806dd066f04900799580fe313
- 04 L 999031f9455d0062a6cdcee92eb45b8d1046b1742f344ebc88701804d3837b99
- 05 R 26704060457fe35283a8ee194fc163ec20f6ae032a1083f7a7f44b2342884b71
- 06 R 33afb252cb72d8badcd6cd012e9838bd9713e7cf861dc73d91ad0fbd77ad02d9
- root d39022bc00e42ee62f1670877f48619a18ff57225a2cf1b9ca849e3c9165c951