Pith Number

pith:W72LNSJS

pith:2020:W72LNSJS6F477JZ56TSPNIRLTF

not attested not anchored not stored refs pending

Generating Fact Checking Briefs

Aleksandra Piktus, Andreas Vlachos, Angela Fan, Antoine Bordes, Fabio Petroni, Guillaume Wenzek, Marzieh Saeidi, Sebastian Riedel

arxiv:2011.05448 v1 · 2020-11-10 · 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{W72LNSJS6F477JZ56TSPNIRLTF}

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	2026-07-05T01:50:50.085293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7f4b6c932f179ffa73df4e4f6a22b99751ae57cd2f634a64b4607f1dd1a7ff9

Aliases

arxiv: 2011.05448 · arxiv_version: 2011.05448v1 · doi: 10.48550/arxiv.2011.05448 · pith_short_12: W72LNSJS6F47 · pith_short_16: W72LNSJS6F477JZ5 · pith_short_8: W72LNSJS

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/W72LNSJS6F477JZ56TSPNIRLTF \
  | 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: b7f4b6c932f179ffa73df4e4f6a22b99751ae57cd2f634a64b4607f1dd1a7ff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aea3f24745803d80d018b91dc8094670243c0d0abcbee694d89bcb3859f77ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-11-10T23:02:47Z",
    "title_canon_sha256": "a5989e92c9a5fd6634ceaa1829df57c54b39ad5a42d83f1ae2c84e260dbd4fcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.05448",
    "kind": "arxiv",
    "version": 1
  }
}