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 DAVAO, DAVAO DEL SUR Award a ₱448.0K contract to DAVAO LIVESTRONG BUILDERS CORPORATIONCities
Transaction hash:
421989fb0a45c232dedfbce49e9a5da014d1bdf2e8c965f0c7ad456234e2b3ef
Status:
Included and unchanged
Block:
#5,662 351 blocks after it
Position in block:
Transaction 51 of 219
Award day:
Oct 25, 2024 (2 yrs ago)
Value:
₱447,959.95
Project:
Infrastructure B11-2024-15
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 #5,662 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 DAVAO, DAVAO DEL SUR awarded it to DAVAO LIVESTRONG BUILDERS CORPORATION on 2024-10-25.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 City of Davao 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 421989fb0a…e2b3efnow …
- 2. Block Merkle root changedstored 3479017dd8…5444ffnow …
- 3. Block #5662 hash changedstored cc97beb048…c2fce3now …
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 218 records. Each step hashes the current value together with the sibling shown.
- leaf 421989fb0a45c232dedfbce49e9a5da014d1bdf2e8c965f0c7ad456234e2b3ef
- 01 L 3b6b30f99407b9d32a7a9f6faa24c9da105dd6b8f93ce1571d8af35dc2ca4d68
- 02 L 0fc1a814477ca2289f4105f819df4d3440108d500c4f1086cfdf920f28fb0253
- 03 R 83141b72d048a27b646ef379338c4a8115f84e201e21dd597a843b76513fbd78
- 04 R 154f88a99defad9d886645301a9b83b631b679a311a434f47a873fca0959dae9
- 05 L 6382b0e990150bbb02a1970026d8c6aab70f073b2c150ee7659db384cf3bc3b9
- 06 L 9a08ba6d3ebc6958ea66793510601715c5dcedec9c977b4c2525ed3db6ad60fc
- 07 R 00c04b0e80ab1179b2a2be1c72e0c01ea859bc81c9a10991d13b558f6ff01676
- 08 R c14ef3f519b9c70b0ed1eb8d8edcec5806550d497db38ed6c41cd9e540af95ec
- root 3479017dd8b7e69e735c2904ab8ebf32037a98e07a20ae4e82321865745444ff