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
CITY OF SAN FERNANDO, LA UNION Award a ₱511.2K contract to LAV CONSTRUCTION & SUPPLYCities
Transaction hash:
7caa042eabb8cb5a0b30aa61bf0b522e0917f19f9660c54e9caad072c33c952f
Status:
Included and unchanged
Block:
#4,931 1,082 blocks after it
Position in block:
Transaction 100 of 223
Award day:
Sep 28, 2022 (4 yrs 1 mo ago)
Value:
₱511,218.11
Project:
CONSTRUCTION OF FLUME TYPE DRAINAGE CANAL
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 #4,931 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)CITY OF SAN FERNANDO, LA UNION awarded it to LAV CONSTRUCTION & SUPPLY on 2022-09-28.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 City of San Fernando 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 7caa042eab…3c952fnow …
- 2. Block Merkle root changedstored 575ded2229…17f5danow …
- 3. Block #4931 hash changedstored bcebd727a7…7c3a69now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 222 records. Each step hashes the current value together with the sibling shown.
- leaf 7caa042eabb8cb5a0b30aa61bf0b522e0917f19f9660c54e9caad072c33c952f
- 01 R 7d89cc3e76964221e7f76393183764ddeba1b13273ad325df9d1c55cdabbd1a7
- 02 R c6f10af41a48218bdc3e41accfe92e25869f153f233c88d03b2aa07321892625
- 03 L 634fbe615cd3005741bbe96f34cff405486e1c26f1be9ecfb62491224050c315
- 04 R 69a84d7c222764466bda8734a71a17e0daa73a6d666faefc5fb2fbdd0ee85fe2
- 05 R 3c51a42422c964dfaef6094c4aed8a0b16d9ecc9ca4df72b75a367896c26343e
- 06 L 0e45f64640a66227a6bf0bd342f02020dd7dfd75a871054291a62d472493ac2a
- 07 L f0adb9af0d0d0c4f2fd57bd0bc230d3db18bbe7fae3c2aff9009d15312f13a7c
- 08 R 318014bd890198a550281c1abe43e3b41a14401a952f4611dbab5f7f052b2bae
- root 575ded22291773c3a6a37420777808985b2e24d340d53deb31c604990317f5da