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 CAUAYAN, ISABELA Award a ₱4.5M contract to CAMBERWELL CONSTRUCTION AND SUPPLIESCities
Transaction hash:
ca7ecef2d2b8ccb3c52b26b79413c6d7ead746478f9be7bdd16d76981b72d93d
Status:
Included and unchanged
Block:
#4,799 1,214 blocks after it
Position in block:
Transaction 416 of 532
Award day:
May 12, 2022 (4 yrs 6 mo ago)
Value:
₱4,469,333.56
Project:
Construction of Concrete / Steel Perimeter Fence
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 #4,799 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 CAUAYAN, ISABELA awarded it to CAMBERWELL CONSTRUCTION AND SUPPLIES on 2022-05-12.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 Cauayan 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 ca7ecef2d2…72d93dnow …
- 2. Block Merkle root changedstored 870e89453b…dc1895now …
- 3. Block #4799 hash changedstored affc573411…273107now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 531 records. Each step hashes the current value together with the sibling shown.
- leaf ca7ecef2d2b8ccb3c52b26b79413c6d7ead746478f9be7bdd16d76981b72d93d
- 01 R caed7263c08269c84d7e3d1bdcc2f48e922a7ccb47e305e07bb1cebf0a10a169
- 02 R f01e2c6a2cbfb6dd7e95204b639ffd363f4b6aec59961e62b7ddee8397f8e4c9
- 03 R 8a26312d4efe0b2b65d327f493f393ef765e8b769b78cb120a21f1f6e3f05348
- 04 R 3fcc13520c7c27dafc42dc39c02443f296bc9a726116c35ab6aaeddadfcd6c52
- 05 R 11072169ecce473459ff65568a254439b7cc7b0c3aa832fd11579cfe2e7c4479
- 06 L dfa0b35083e4a55c356e0d4e3ed5e62aeb51ef87a6f2a9186bd05378d2469285
- 07 R e6812c4008546c871acf37990d19581dbb454aae9c4d92c3fee99da5b0c1cd8e
- 08 L 5978a52d18e204ff1a715e521ca1b8a6c419c85798486a8948db4271bb633201
- 09 L 229067706c8192821c5f61c1290bd8b4ca89f042433e2ea22db50532804ada03
- 10 R e8768d757dfe55b84f15db9a0ede619a489bd712ea43c8262f57dd3c000b5dd5
- root 870e89453bf95e13acce1d7c7cd905bd03c0dbe6eb1e2c014d1145a48ddc1895