Pith Number

pith:AQTXE5PW

pith:2021:AQTXE5PWAVVZ5TE7S6H7UX6RVV

not attested not anchored not stored refs pending

Transformer-based Language Model Fine-tuning Methods for COVID-19 Fake News Detection

Ben Chen, Bin Chen, Chengfu Huo, Dehong Gao, Qijin Chen, Weijun Ren, Xiaonan Meng, Yang Zhou

arxiv:2101.05509 v3 · 2021-01-14 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQTXE5PWAVVZ5TE7S6H7UX6RVV}

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	2026-07-05T05:40:29.603266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04277275f6056b9ecc9f978ffa5fd1ad78b08fe7b2944c28ee9a327df3af9067

Aliases

arxiv: 2101.05509 · arxiv_version: 2101.05509v3 · doi: 10.48550/arxiv.2101.05509 · pith_short_12: AQTXE5PWAVVZ · pith_short_16: AQTXE5PWAVVZ5TE7 · pith_short_8: AQTXE5PW

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/AQTXE5PWAVVZ5TE7S6H7UX6RVV \
  | 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: 04277275f6056b9ecc9f978ffa5fd1ad78b08fe7b2944c28ee9a327df3af9067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bfbf74d3e5f93e5a3705826e453405afe208879efdeabcd5522887916645cd9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-01-14T09:05:42Z",
    "title_canon_sha256": "fe6d8db952d382a60a061c59d49e8d133bc2f9e2967b3f6069a2fe8f496039c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05509",
    "kind": "arxiv",
    "version": 3
  }
}