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
MUNICIPALITY OF GUBAT, SORSOGON Award a ₱8.0M contract to TOPSPIN CONSTRUCTIONMunicipalities
Transaction hash:
8ff2b1f6e64a0776bdf189de982fc03c58834d4bf4cc917c10cca7e145711cd1
Status:
Included and unchanged
Block:
#3,458 2,555 blocks after it
Position in block:
Transaction 200 of 357
Award day:
Jun 25, 2018 (8 yrs 4 mo ago)
Value:
₱7,990,038.55
Project:
Construction Project
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 #3,458 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)MUNICIPALITY OF GUBAT, SORSOGON awarded it to TOPSPIN CONSTRUCTION on 2018-06-25.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 Gubat gave a "unmodified" 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 8ff2b1f6e6…711cd1now …
- 2. Block Merkle root changedstored 4ca6e32831…6ba39cnow …
- 3. Block #3458 hash changedstored 582cc4a427…1b84b7now …
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 356 records. Each step hashes the current value together with the sibling shown.
- leaf 8ff2b1f6e64a0776bdf189de982fc03c58834d4bf4cc917c10cca7e145711cd1
- 01 R 902865770ee19cb451287a468e3e41305aa50f850473876527bcd821642a7919
- 02 R 2156776fb733e2684de2d51c1bad1761328dfa917bf7783f436e932227d6718b
- 03 R d4d3df82d114613ad57bcadb56b69508637c48d284f4e6c10b077ab6471cedf4
- 04 L 3d52006f7d87fa922e55bed404c1d7fea19871c7a3b49b4e06a08ba554dce509
- 05 R 4c689287f7fbd083b7ea1fff41a7068cbecc6fc5e6d3b44d3f6c200dbc921473
- 06 R 2c0edda4e49d1d4eabf26ce0750ddc9f43bd038b140aa19cadfea1567ba00f1e
- 07 L 21469321efa5c1629dd05bb39e0865510d2458841f133a6c19195f7eaf0d2eb2
- 08 L 8c17e671851b3c7def1ebb14e3fb9388ac11cb339b02b42ba7f0171cd9cfb2aa
- 09 R dbb4edb4017377aedb0711228a83bba62264f40467b0ab906227583629d6d8c1
- root 4ca6e32831ded7e2956bf983e68e85b0d70b075eb46d3c61e08f08069a6ba39c