Pith Number

pith:3B4F2LWP

pith:2020:3B4F2LWPJLZ6QMSUHGJTM6AMYX

not attested not anchored not stored refs pending

Shortformer: Better Language Modeling using Shorter Inputs

Mike Lewis, Noah A. Smith, Ofir Press

arxiv:2012.15832 v2 · 2020-12-31 · 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{3B4F2LWPJLZ6QMSUHGJTM6AMYX}

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.

Cited by

4 papers in Pith

Localizing Model Behavior with Path Patching

Lessons from the Trenches on Reproducible Evaluation of Language Models

In-context Learning and Induction Heads

OPT: Open Pre-trained Transformer Language Models

Receipt and verification

First computed	2026-07-05T02:45:49.293282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8785d2ecf4af3e83254399336780cc5d314483956924f10c2096c108f0cb614

Aliases

arxiv: 2012.15832 · arxiv_version: 2012.15832v2 · doi: 10.48550/arxiv.2012.15832 · pith_short_12: 3B4F2LWPJLZ6 · pith_short_16: 3B4F2LWPJLZ6QMSU · pith_short_8: 3B4F2LWP

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/3B4F2LWPJLZ6QMSUHGJTM6AMYX \
  | 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: d8785d2ecf4af3e83254399336780cc5d314483956924f10c2096c108f0cb614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "763214c92bf0faf0162689489e61eff5f42b20071be35381836a77a8cc0d9d95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-31T18:52:59Z",
    "title_canon_sha256": "a69138b51e7e03a11357b83a42ea78cbe6a23ca309c7474aebb38062605f13de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.15832",
    "kind": "arxiv",
    "version": 2
  }
}