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 ₱2.1M contract to DAVAO LIVESTRONG BUILDERS CORPORATIONCities
Transaction hash:
c356c36ddd11075fa237c06db3c328583c84b9ab6cc8cc26328b07fa7ff3ad37
Status:
Included and unchanged
Block:
#5,029 984 blocks after it
Position in block:
Transaction 139 of 174
Award day:
Jan 6, 2023 (3 yrs 10 mo ago)
Value:
₱2,089,990.68
Project:
INFRASTRUCTURE - B15-2022-11
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 #5,029 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 2023-01-06.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 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 c356c36ddd…f3ad37now …
- 2. Block Merkle root changedstored 2f7e54073c…bc6f0fnow …
- 3. Block #5029 hash changedstored 5db4222471…f0bea6now …
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 173 records. Each step hashes the current value together with the sibling shown.
- leaf c356c36ddd11075fa237c06db3c328583c84b9ab6cc8cc26328b07fa7ff3ad37
- 01 L c11bb2f42e5c6a1eb88f46641d59efb6cb83a6fe8ff2804d3bd0bae4bca4f374
- 02 L 81daa3cdfe49f3f1476af9fadba8f5b6c414a1e22682ad21d965b9f5d699370f
- 03 R f2a98e89c293dda525980c26d2478d1a75e14905abc91acba3c0a41a113c4f79
- 04 L 6d4d815c3b6933288b7b81a92385f372219dcac7188277bf33af68b1e1b05753
- 05 R 7b731d9dc51846d46cade0f82e98179f2c43ed37ab0045903e16ed1e1a1706c8
- 06 R 8373ccff36a19d23ffea71b647a0b4e208f9fbe5c8b25e1146d705f331332947
- 07 R 55880fb41d95839711b72067606c34efe8fae9247f1f901462d1e919563d0bc3
- 08 L 83a3f6ca5dbeb61bf4962d956683d73922e1a60eac8288eb3f773ea348abec91
- root 2f7e54073c9f6f2bf8f77cf8db366e23d392b8875f6bc4c508428d8252bc6f0f