Pith Number

pith:3HXK7JMV

pith:2020:3HXK7JMVMBUN65JZT5WM4YEV2Z

not attested not anchored not stored refs pending

Unraveling Meta-Learning: Understanding Feature Representations for Few-Shot Tasks

Liam Fowl, Micah Goldblum, Renkun Ni, Steven Reich, Tom Goldstein, Valeriia Cherepanova

arxiv:2002.06753 v3 · 2020-02-17 · cs.LG · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HXK7JMVMBUN65JZT5WM4YEV2Z}

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	2026-07-05T01:15:24.555668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9eeafa5956068df75399f6cce6095d64fcc75315283d0ed35f84c89b1af1685

Aliases

arxiv: 2002.06753 · arxiv_version: 2002.06753v3 · doi: 10.48550/arxiv.2002.06753 · pith_short_12: 3HXK7JMVMBUN · pith_short_16: 3HXK7JMVMBUN65JZ · pith_short_8: 3HXK7JMV

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/3HXK7JMVMBUN65JZT5WM4YEV2Z \
  | 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: d9eeafa5956068df75399f6cce6095d64fcc75315283d0ed35f84c89b1af1685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65992aeca33e4eadaac7fae77c8dce9b6b585a3ccecaa84ac466808014f83db7",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-17T03:18:45Z",
    "title_canon_sha256": "988e18177311ca0920194c0e6b83c8041e0eabbbe2da0f9e816f92929e04aec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.06753",
    "kind": "arxiv",
    "version": 3
  }
}