Pith Number

pith:LQR6ZTYX

pith:2021:LQR6ZTYXII3P7G7VUA2H5MCK7F

not attested not anchored not stored refs pending

Self Supervision to Distillation for Long-Tailed Visual Recognition

Gangshan Wu, Limin Wang, Tianhao Li

arxiv:2109.04075 v1 · 2021-09-09 · 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{LQR6ZTYXII3P7G7VUA2H5MCK7F}

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	2026-07-05T03:12:54.539510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c23eccf174236ff9bf5a0347eb04af9505b8c0ea56a83ed8d5ba93ab330925d

Aliases

arxiv: 2109.04075 · arxiv_version: 2109.04075v1 · doi: 10.48550/arxiv.2109.04075 · pith_short_12: LQR6ZTYXII3P · pith_short_16: LQR6ZTYXII3P7G7V · pith_short_8: LQR6ZTYX

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/LQR6ZTYXII3P7G7VUA2H5MCK7F \
  | 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: 5c23eccf174236ff9bf5a0347eb04af9505b8c0ea56a83ed8d5ba93ab330925d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f6713798fa2b7c4d9cdc003f38bbec076485b5775681fd9fd818ebc91fa3e82",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-09T07:38:30Z",
    "title_canon_sha256": "8661d6c0ca52447169b23510ee31c06db73edea4d031dc94aa7ece67a7407c74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04075",
    "kind": "arxiv",
    "version": 1
  }
}