Pith Number

pith:CZPZHJHE

pith:2020:CZPZHJHESYYAWZQZ3NO2C2W47K

not attested not anchored not stored refs pending

X-FACTR: Multilingual Factual Knowledge Retrieval from Pretrained Language Models

Antonios Anastasopoulos, Graham Neubig, Haibo Ding, Jun Araki, Zhengbao Jiang

arxiv:2010.06189 v3 · 2020-10-13 · 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{CZPZHJHESYYAWZQZ3NO2C2W47K}

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	2026-07-05T01:46:27.374933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

165f93a4e496300b6619db5da16adcfa8bff990ea7eefc61b7ea13aecebc0972

Aliases

arxiv: 2010.06189 · arxiv_version: 2010.06189v3 · doi: 10.48550/arxiv.2010.06189 · pith_short_12: CZPZHJHESYYA · pith_short_16: CZPZHJHESYYAWZQZ · pith_short_8: CZPZHJHE

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/CZPZHJHESYYAWZQZ3NO2C2W47K \
  | 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: 165f93a4e496300b6619db5da16adcfa8bff990ea7eefc61b7ea13aecebc0972

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0e485cc4d1d081b9910e8362d2b3052fb7855f5cabcd8994a635c9d72776776",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-10-13T05:29:56Z",
    "title_canon_sha256": "3f596ac6af33bbc16943bf7e10838e847f9216208b6e483aa19826212d201555"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.06189",
    "kind": "arxiv",
    "version": 3
  }
}