Pith Number

pith:O7VJR2SL

pith:2024:O7VJR2SL57RTAQ43QWXP7I7K46

not attested not anchored not stored refs pending

Few-Shot Continual Learning for Activity Recognition in Classroom Surveillance Images

Fanman Meng, Hongliang Li, Kailong Chen, Kanglei Geng, Linfeng Xu, Qingbo Wu, Shaoxu Cheng, Yilei Qian

arxiv:2409.03354 v1 · 2024-09-05 · 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{O7VJR2SL57RTAQ43QWXP7I7K46}

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	2026-07-05T09:03:30.125959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ea98ea4befe330439b85aeffa3eae7b7a75f0226e3e895e41c01ba2ce67131

Aliases

arxiv: 2409.03354 · arxiv_version: 2409.03354v1 · doi: 10.48550/arxiv.2409.03354 · pith_short_12: O7VJR2SL57RT · pith_short_16: O7VJR2SL57RTAQ43 · pith_short_8: O7VJR2SL

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/O7VJR2SL57RTAQ43QWXP7I7K46 \
  | 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: 77ea98ea4befe330439b85aeffa3eae7b7a75f0226e3e895e41c01ba2ce67131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45f4c0e0a6e22752658afe8ca2716708e76c4724bc5b6e7b649cc97a467e32c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-09-05T08:55:56Z",
    "title_canon_sha256": "896715013478da5b24f5987d4d1ca9f613f1a50f964c7674ccca7dc0e8803cc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.03354",
    "kind": "arxiv",
    "version": 1
  }
}