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
ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE Award a ₱4.9M contract to DUBC CONST CORP.National agencies
Transaction hash:
c07a1c0b5db4cdcd1c68b6d19b7c2ecb5ba75b6af6b5d676ffff4b8ecd5c9b94
Status:
Included and unchanged
Block:
#4,157 1,856 blocks after it
Position in block:
Transaction 105 of 145
Award day:
Jul 9, 2020 (6 yrs 4 mo ago)
Value:
₱4,927,478.89
Project:
Construction of Drawer Type Niches at San Miguel
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 #4,157 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)ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE awarded it to DUBC CONST CORP. on 2020-07-09.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 c07a1c0b5d…5c9b94now …
- 2. Block Merkle root changedstored 93d58597a3…7470cbnow …
- 3. Block #4157 hash changedstored 7cf360af91…2bab5bnow …
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 144 records. Each step hashes the current value together with the sibling shown.
- leaf c07a1c0b5db4cdcd1c68b6d19b7c2ecb5ba75b6af6b5d676ffff4b8ecd5c9b94
- 01 L bf0e04fdf99e58d066ca8153ae69b77f5fc5dde6b9426f995395a87de7c5537a
- 02 R ae7ca913bcb9e9cf6ec51da44444e7cfc862c8ac9da3beb2955ec519c1a390f8
- 03 R 3855e55c882fe2adf53b1ace25f9766ca6c04b71f65d707e7f41181881045346
- 04 L ab64b0c98c19b5b460aa80f586b8e40a3e27da9f6c207b4048cd65dcb6a26cdc
- 05 R 8bd2350c529a1ca4fa479f6cf5c3685cbecba0ae992f86f83b1b98a38edeefd1
- 06 L 4670a53ef001f62cb095a82ff0adea7fb5ba2bb931cb2c8d6697b4ffb7280f45
- 07 L e822aaee3f9034e22d743f22fc5c0b775223a7afd0fd6bc16ae08a43a1a0bb3d
- 08 R cc9b4c648dabdbbf6cc91d72bc9ece123ce443a6aa515eef28e3da72b8c39a8d
- root 93d58597a3f3a6cd055724f516dc657400b880c8e64504224b636e50d77470cb