Pith Number

pith:2WVT2O37

pith:2023:2WVT2O37CQYQ6DSGCLTHOR43LA

not attested not anchored not stored refs pending

Unsupervised Human Activity Recognition through Two-stage Prompting with ChatGPT

Qingxin Xia, Takahiro Hara, Takuya Maekawa

arxiv:2306.02140 v1 · 2023-06-03 · cs.HC · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WVT2O37CQYQ6DSGCLTHOR43LA}

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	2026-07-05T06:19:04.967432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5ab3d3b7f14310f0e4612e677479b58262ec596deb6b241594e3c19e161b047

Aliases

arxiv: 2306.02140 · arxiv_version: 2306.02140v1 · doi: 10.48550/arxiv.2306.02140 · pith_short_12: 2WVT2O37CQYQ · pith_short_16: 2WVT2O37CQYQ6DSG · pith_short_8: 2WVT2O37

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/2WVT2O37CQYQ6DSGCLTHOR43LA \
  | 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: d5ab3d3b7f14310f0e4612e677479b58262ec596deb6b241594e3c19e161b047

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fd63c1a60c8dcdba24a8e6d1eb63a5db279bec81aba5db1733cdc0a26c932ce",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2023-06-03T15:41:59Z",
    "title_canon_sha256": "87869a77b84c377a5212e4c2b46e0c6c0359d725b2bd3cdd553a8530b2f1e074"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.02140",
    "kind": "arxiv",
    "version": 1
  }
}