Roast House

OUR COFFEE TRACE RECORD

These sustainability data are maintained and recorded by coffee shop owners using blockchaintechnology.

3 records logged
Coffee being prepared at Roast House
Record #1

Farm Lot Registered

Supplier co-signed

Registered lot ETH-YIR-118: Grade 1 natural-process heirloom coffee from smallholder members of Konga Cooperative.

Supply-chain stage Origin and harvest
Coffee / quality detail Lot ETH-YIR-118 - 18kg natural heirloom
Who recorded it? Roast House Manager
Who checked it? Konga Cooperative
Where did it happen? Konga Cooperative - Yirgacheffe, Ethiopia
Evidence ipfs://bafybeibnldgrrecords/roast-house/origin-certificate-118.pdf
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Recorded time 2026-06-05 09:00:00
Block number #5
Proof-of-work nonce 0
Verification status Supplier co-signed
Transaction ID
8c9cd63fc8...e1a5afc6
Merkle root
8c9cd63fc8...e1a5afc6
Current block hash
e3b842de47...7d25d188
Previous block hash
3482b7d8f2...be49f93d
Record #2

Drying Table Check

Station co-signed

Raised-bed drying logged for 19 days with hand sorting completed before export milling.

Supply-chain stage Processing
Coffee / quality detail Natural process - 11.1% moisture
Who recorded it? Konga Cooperative QC Lead
Who checked it? Drying station supervisor
Where did it happen? Konga drying station - Yirgacheffe
Evidence ipfs://bafybeibnldgrrecords/roast-house/drying-log-118.json
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Recorded time 2026-06-06 09:00:00
Block number #6
Proof-of-work nonce 0
Verification status Station co-signed
Transaction ID
aee377cb2f...86df2351
Merkle root
aee377cb2f...86df2351
Current block hash
0ad72e5be7...1cbe333d
Previous block hash
e3b842de47...7d25d188
Record #3

Retail Brew Release

Manager approved

Retail batch opened for pour-over service with recipe 15g coffee, 250g water, 93C brew temperature, and 2:45 target drawdown.

Supply-chain stage Brew service
Coffee / quality detail 15g:250g recipe - jasmine and berry notes
Who recorded it? Roast House Manager
Who checked it? Lead barista
Where did it happen? Roast House - Central brew bar
Evidence ipfs://bafybeibnldgrrecords/roast-house/brew-recipe-118.pdf
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These technical fields let anyone confirm this record has not been changed since it was first saved.

Recorded time 2026-06-07 09:00:00
Block number #7
Proof-of-work nonce 0
Verification status Manager approved
Transaction ID
e49ace8678...d74c4b0d
Merkle root
e49ace8678...d74c4b0d
Current block hash
572cf0fa19...fc3261a6
Previous block hash
0ad72e5be7...1cbe333d