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 BOHOL Award a ₱7.3M contract to C JANSEN CONSTRUCTION AND GENERAL MERCHANDISEProvinces
Transaction hash:
a3ddd6433a0d7bb0493aeabbdcd128c55e9fa3ab28f461afe48ce53d7fc9063a
Status:
Included and unchanged
Block:
#4,272 1,741 blocks after it
Position in block:
Transaction 84 of 130
Award day:
Nov 6, 2020 (6 yrs ago)
From:
Value:
₱7,255,000.00
Project:
PRDP-2020-0457
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 #4,272 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 BOHOL awarded it to C JANSEN CONSTRUCTION AND GENERAL MERCHANDISE on 2020-11-06.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 Bohol 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 a3ddd6433a…c9063anow …
- 2. Block Merkle root changedstored abc22f01e9…920b74now …
- 3. Block #4272 hash changedstored 9cc2d146c9…1e4350now …
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 129 records. Each step hashes the current value together with the sibling shown.
- leaf a3ddd6433a0d7bb0493aeabbdcd128c55e9fa3ab28f461afe48ce53d7fc9063a
- 01 R a79a09e565b8bfdcf45ea69ee50d59746751f7c46288b5119e38f300e8aa9c0c
- 02 R d948c0e1c983e694ed51c2cda95b98ca6105e3d22ad3c4232f39dd5443025dd9
- 03 L deecaf449b6f2225832303c16f579b8690ddfe489927dfad129ee6aa07ecebd8
- 04 R 8e24c2b757057850799f5f161a584f79f94826057eed77684fc1ba2917edc39d
- 05 L 51d8b9a47e39ede7b39a6ff8714674fd04f18a40abaa04def633a686d72bbe43
- 06 R eb3f8bb9fdb6416511f13c62c52a7ceb0e7a4ec99c4f51fdb4ec260c5c35bb1b
- 07 L d1ef055be91426aa4e9e3309db728b15f6360d93a38a539ead666724f408c7c5
- 08 R 10cee76f54209035e1b8db7bb2c9a702200437aec2ba2f43285f3e24da0e65b1
- root abc22f01e91893a80f13440f6055aaf454b3f14f1786e88be1b572092c920b74