Pith Number

pith:PIEA4PUF

pith:2023:PIEA4PUF4KU6ELOCZ2QAUBSQJW

not attested not anchored not stored refs pending

Adapting Pre-trained Generative Models for Extractive Question Answering

Indrajit Bhattacharya, Prabir Mallick, Tapas Nayak

arxiv:2311.02961 v1 · 2023-11-06 · 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{PIEA4PUF4KU6ELOCZ2QAUBSQJW}

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	2026-07-05T07:09:33.907979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a080e3e85e2a9e22dc2cea00a06504d90d8976d12874adc5629eaf3cc9a4e10

Aliases

arxiv: 2311.02961 · arxiv_version: 2311.02961v1 · doi: 10.48550/arxiv.2311.02961 · pith_short_12: PIEA4PUF4KU6 · pith_short_16: PIEA4PUF4KU6ELOC · pith_short_8: PIEA4PUF

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/PIEA4PUF4KU6ELOCZ2QAUBSQJW \
  | 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: 7a080e3e85e2a9e22dc2cea00a06504d90d8976d12874adc5629eaf3cc9a4e10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e1d7aaf446e3221c14a71cad92d4f6ffe4a10dfceb598d35865d04921b89bae",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-11-06T09:01:02Z",
    "title_canon_sha256": "3dd9847b036baf9cad0682968b6e2bbd7b1831e9e873a476db0ee5584c871685"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.02961",
    "kind": "arxiv",
    "version": 1
  }
}