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 TABACO, ALBAY Award a ₱593.8K contract to JAMESTOWN BUILDERS & CONSTRUCTION SUPPLIESCities
Transaction hash:
b5ceffd4bfc58f537e2c7242430f2bfd236faa97f244c99227da95fe837587e8
Status:
Included and unchanged
Block:
#5,273 740 blocks after it
Position in block:
Transaction 185 of 285
Award day:
Sep 14, 2023 (3 yrs 2 mo ago)
Value:
₱593,815.00
Project:
Construction Projects
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 #5,273 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 TABACO, ALBAY awarded it to JAMESTOWN BUILDERS & CONSTRUCTION SUPPLIES on 2023-09-14.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 Tabaco 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 b5ceffd4bf…7587e8now …
- 2. Block Merkle root changedstored eaf0157c14…ded58cnow …
- 3. Block #5273 hash changedstored 065cbd81a2…2354f5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 284 records. Each step hashes the current value together with the sibling shown.
- leaf b5ceffd4bfc58f537e2c7242430f2bfd236faa97f244c99227da95fe837587e8
- 01 L b28b25ab4b64d6df67c8175b7a4cc28d9081b36ef836f44cd7768a22abd9cc34
- 02 R d256a1d2588ae1a63ecf51ecb54a9824f328584593e98a71e8cc54a5ded9bb04
- 03 R 12457f8e0c87ad9e94cfe18d2c505993fb9b9a39eb9b007ef82bc505c77783c6
- 04 L 0d8d01e81878096ba9ee9ebc274ed786146949399c644d1b55a6afe5bacf999e
- 05 L 850dac211fae9017a5d889c20c974a153145f1e2045a37c020ddf066230ff865
- 06 L db7b4c355b9a1a28bf8136500a617601c7d81b95584400b8f8f42a5c0e719346
- 07 R d71a959a26e48b53395d50d37590b41ec1d28ab9a3c274f3a2d1461957a3674a
- 08 L 08595f3a30d3841b1745c4ffe4f56e911390aeb236fb36a7cfd5358b5593dccb
- 09 R 20c69c27185e84d841d27bddbdcb6b224694d043d90abe11d9a49f68e572092e
- root eaf0157c141debc4d0ddc539393c774444e2af333c6fe14502e78f552aded58c