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
PROVINCE OF NUEVA VIZCAYA Award a ₱99.9K contract to G. V. BURTON BUILDERS & CONSTRUCTION SUPPLYProvinces
Transaction hash:
4ecb2dd0748a58ffca954067ff38c8ea7f387bbbe327bf7addb0a186f86ab109
Status:
Included and unchanged
Block:
#3,506 2,507 blocks after it
Position in block:
Transaction 66 of 239
Award day:
Aug 16, 2018 (8 yrs 2 mo ago)
Value:
₱99,933.25
Project:
IMPRV’T. OF THE PROV’L. MRF MAIN (VERMI-COMPOSTING
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 #3,506 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)PROVINCE OF NUEVA VIZCAYA awarded it to G. V. BURTON BUILDERS & CONSTRUCTION SUPPLY on 2018-08-16.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 Nueva Vizcaya 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 4ecb2dd074…6ab109now …
- 2. Block Merkle root changedstored 90d73b6ece…93bc76now …
- 3. Block #3506 hash changedstored 61e113be68…19d745now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf 4ecb2dd0748a58ffca954067ff38c8ea7f387bbbe327bf7addb0a186f86ab109
- 01 R 4f0ad3dd7b898b8d266478d0338e4fb38027122f491592f366b624bfa8d52e44
- 02 L 2b2f1daf3bd369e2d034a47fb6f2adcc45705e54ccf4d5dd3778f86d28db7c95
- 03 R bcad4ff067bbc4c413a70f822f721e9510e03f0b2e60d488f135a348cd948c2a
- 04 R b844acf178a3e3b4d6c85ea1b40c62b84bde14038144d6aca339b044006ef7f1
- 05 R 1046b7553294f8dc51eb1e1c4d06c7debfdfd30e4ac20d48db41b9d8a15e4aad
- 06 R 716a13a69d92043c2f3f792746e082c632b79084bee4489d8265fba603faef83
- 07 L 71ec9435a517c8f4e0d9a2dc08158450eca9bf499c85bba4366a3cf0d6fe5ca1
- 08 R 5344266b778a15e106e7016a3351e159ba835bf0a19dff3e4f121b14aadaa799
- root 90d73b6ece8bf58ad9dca8e2cd7ca3f9e1d10dbf05e10c874503d86a5393bc76