Pith Number

pith:4Q2BUKIB

pith:2021:4Q2BUKIB7VKUYVI27DUCJEYOTK

not attested not anchored not stored refs pending

Data-Efficient Language-Supervised Zero-Shot Learning with Self-Distillation

Bichen Wu, Joseph E. Gonzalez, Peizhao Zhang, Peter Vajda, Ruizhe Cheng

arxiv:2104.08945 v1 · 2021-04-18 · 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{4Q2BUKIB7VKUYVI27DUCJEYOTK}

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	2026-07-05T02:32:57.093476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4341a2901fd554c551af8e824930e9ab198902593a144078f8252f6cddf63fb

Aliases

arxiv: 2104.08945 · arxiv_version: 2104.08945v1 · doi: 10.48550/arxiv.2104.08945 · pith_short_12: 4Q2BUKIB7VKU · pith_short_16: 4Q2BUKIB7VKUYVI2 · pith_short_8: 4Q2BUKIB

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/4Q2BUKIB7VKUYVI27DUCJEYOTK \
  | 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: e4341a2901fd554c551af8e824930e9ab198902593a144078f8252f6cddf63fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9c3238794487842e1599f5f3595c9314919df767b53240485bca87d4481d614",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-18T19:55:31Z",
    "title_canon_sha256": "ce818cbda3decb75c35fe26e5422c9c4e0f74b836c2335201eaa6a92ca4a95ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08945",
    "kind": "arxiv",
    "version": 1
  }
}