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
MUNICIPALITY OF BONTOC, MOUNTAIN PROVINCE Award a ₱950.0K contract to LITANGFAN CONSTRUCTION SERVICESMunicipalities
Transaction hash:
80b095bcd68524fa71bc328287246af7655e48915381a8d7a23fd355d7e62fc0
Status:
Included and unchanged
Block:
#4,507 1,506 blocks after it
Position in block:
Transaction 86 of 188
Award day:
Jul 14, 2021 (5 yrs 4 mo ago)
Value:
₱949,950.00
Project:
INFRA 2021-12
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 #4,507 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)MUNICIPALITY OF BONTOC, MOUNTAIN PROVINCE awarded it to LITANGFAN CONSTRUCTION SERVICES on 2021-07-14.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 Bontoc gave a "unmodified" 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 80b095bcd6…e62fc0now …
- 2. Block Merkle root changedstored ba56919e31…7e1e35now …
- 3. Block #4507 hash changedstored 002206bbd3…e91b24now …
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 187 records. Each step hashes the current value together with the sibling shown.
- leaf 80b095bcd68524fa71bc328287246af7655e48915381a8d7a23fd355d7e62fc0
- 01 R 80cc94aa02788e1cf074140250aba16ca20c9599cf0dc88cdae139c6537674c0
- 02 L a8248ea61171c4288548384c4c1f5c6087c3810c7aec3888251a60efee429129
- 03 L c677acf30da6dc8464e7aff9738ea3741622561b508c7f866b1e755057d79163
- 04 R 4cd526407a9868974dcfd1f4397288748e5148d5df545f503bb511753d6076bd
- 05 L 5ad823436cd6a6573050dfc423620752469f0a2573b82de616b890e0e5973092
- 06 R 4d5e4e9b0651ae0e061d7b8a673623f3f4603bc990c3a1ab09191188cd61dd0d
- 07 L 164b5ffde752d3145e1d9223ff9e9d275fa70fcc1a8c7da7a9e17de9cf5268a4
- 08 R 9d8994ed62b6d6e00e6b660359e8280ee9388e03b24bd8150d2a6a63100d1226
- root ba56919e319cbfd2b175011f7b32e1ebd46283ee5146b22ded9649a26b7e1e35