Pith Number

pith:T64CB42S

pith:2021:T64CB42SS5CCGYKEUULJ6W76U4

not attested not anchored not stored refs pending

Comparing Transfer and Meta Learning Approaches on a Unified Few-Shot Classification Benchmark

Hugo Larochelle, Neil Houlsby, Ross Goroshin, Sylvain Gelly, Utku Evci, Vincent Dumoulin, Xiaohua Zhai

arxiv:2104.02638 v1 · 2021-04-06 · cs.LG · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T64CB42SS5CCGYKEUULJ6W76U4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:29:50.422563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fb820f3529744236144a5169f5bfea710903f05d2a29e52ededab4eb0e4473a

Aliases

arxiv: 2104.02638 · arxiv_version: 2104.02638v1 · doi: 10.48550/arxiv.2104.02638 · pith_short_12: T64CB42SS5CC · pith_short_16: T64CB42SS5CCGYKE · pith_short_8: T64CB42S

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/T64CB42SS5CCGYKEUULJ6W76U4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9fb820f3529744236144a5169f5bfea710903f05d2a29e52ededab4eb0e4473a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6f8f900435f9e5f587c633d7ecd184a07bd27d49e8be9830796ab6a9e9cfe5f",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-04-06T16:17:51Z",
    "title_canon_sha256": "e95969e4e67acbe346a9ca3599def60850080479d0873d52a9e40d3d84f62cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02638",
    "kind": "arxiv",
    "version": 1
  }
}