Selected frames

The reel.

03Calcutta <Hacks/>
02Times of India Teachers' Conclave
09Hacker House Goa
05East-India Blockchain Summit 2.0
04Stellar Build-a-thon Kolkata
01IEM Impetus
02Times of India Teachers' Conclave
06Youngpreneurs Panel on AI in Education
07Heritage: Build Your First AI Agent
03Calcutta <Hacks/>
04Stellar Build-a-thon Kolkata
08ISI Kolkata: Invited Lecture
01IEM Impetus
04Stellar Build-a-thon Kolkata
10 photos

IEM
Impetus

  • Open innovation hackathon
  • Final round
  • 12 Jan 2026

A seat at the judges' table for the final round, then the good part: handing the trophies to the teams that earned them.

01A few words to the room
02The judges' table, trophies lined up
03Final round, full panel
04A memento from the organisers
05At the judges' table
06First trophy changes hands
07A winning team
08Everyone gets a hand on it
09Another team, another trophy
10And one more
12 photos

Times of India
Teachers' Conclave

  • The Times of India
  • Panel discussion

On the panel for “Role of Artificial Intelligence in School Education”, in front of a room of people who teach for a living.

01The topic on the screen behind the panel
02Making the case
03Mid-argument
04Four chairs, one question
05A question from the moderator
06Still on the mic
07A lighter moment
08Between answers
09A few words after the felicitation
10A memento from the hosts
11Everyone on stage
12Back in the audience, mic still in hand
12 photos

Calcutta
<Hacks/>

  • Apex Circle
  • Techno India

A talk on zero-knowledge proofs, starting from the three pillars, then prizes for the teams that shipped.

01On the mic
02The three pillars of a ZKP
03From the podium
04Walking through the example
05On stage with the partners
06The partner line-up
07Felicitation, with an uttariya
08And a memento to go with it
09The organisers' desk
10Prizes for the builders
11A winning team
12Trophy, held by everyone at once
13 photos

Stellar
Build-a-thon

  • Stellar
  • Kolkata
  • Judging

Judging in Kolkata: table to table through what the teams built on Stellar, then on stage to hand over the prizes.

01A word to the builders
02Judging, one laptop at a time
03A team walks through its build
04Looking over a demo
05Table by table
06Reading it up close
07Questions for the team
08A demo, mid-explanation
09Addressing the room
10The winning team
11Second runner-up
12Another prize handed over
13The whole room
7 photos

Blockchain
Summit 2.0

  • IIT Kharagpur
  • 17–18 January
  • Invited talk

An invited talk, “Zero-Knowledge Proofs 101: How Cryptography Shapes Blockchain”, plus two days mentoring the hackathon teams.

01Title slide up, hall filling in
02On Layer-2 scaling
03The sudoku example
04A full lecture hall
05The scalability trilemma
06From the back row
07Still on the trilemma
10 photos

Youngpreneurs
AI Panel

  • IIT Kharagpur Research Park
  • Panel discussion

A panel on what AI changes about education, and what it should leave alone.

01The panel, seated
02Making a point
03A question, answered across the table
04Mid-discussion
05Listening to a fellow panellist
06The four panellists
07A felicitation to close
08With the memento
09Certificates all round
10Everyone on stage
5 photos

Heritage
Agentic AI

  • Heritage Institute of Technology
  • Workshop
  • 28 Sep 2026

A department-industry workshop for third-year computer science students: one afternoon in the lab, building a first AI agent.

01Starting the session
02Slides up, lab full
03A room of third-years
04Heads down, building
05A plant instead of a plaque
3 photos

ISI Kolkata
Invited lecture

  • Indian Statistical Institute
  • ISEA short-term course

“Arithmetization Schemes in ZKP”, delivered at a short-term course and hackathon on privacy-preserving cryptographic security.

01At the desk, mid-lecture
02The room
03A memento afterwards
2 photos

Hacker House
Goa

  • Goa
  • 4–9 August 2024
  • Talk and mentoring

Presenting Anon-Aadhaar for the Ethereum Foundation's PSE team, then mentoring the hackathon teams building on it.

01Presenting Anon-Aadhaar
02Questions from the floor
Speaking

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