Pith Number

pith:O3OAA2BK

pith:2024:O3OAA2BKWJKH3OHUI4E23ZBFX2

not attested not anchored not stored refs pending

Supervised Gradual Machine Learning for Aspect Category Detection

Murtadha Ahmed, Qun Chen

arxiv:2404.05245 v1 · 2024-04-08 · 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{O3OAA2BKWJKH3OHUI4E23ZBFX2}

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	2026-07-05T08:05:27.914477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76dc00682ab2547db8f44709ade425be99bc4120fbb2e1483d35d4b42433ff37

Aliases

arxiv: 2404.05245 · arxiv_version: 2404.05245v1 · doi: 10.48550/arxiv.2404.05245 · pith_short_12: O3OAA2BKWJKH · pith_short_16: O3OAA2BKWJKH3OHU · pith_short_8: O3OAA2BK

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/O3OAA2BKWJKH3OHUI4E23ZBFX2 \
  | 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: 76dc00682ab2547db8f44709ade425be99bc4120fbb2e1483d35d4b42433ff37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d1e69d7a4e41d555bf0b99bcef740e6f3eada184a3579b2ec5d447615f80119",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-04-08T07:21:46Z",
    "title_canon_sha256": "1a929978bfa7809d50d8698cfb59139bfb6be2627dc815c6991baa2dcee603ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.05245",
    "kind": "arxiv",
    "version": 1
  }
}