Pith Number

pith:3OVQ6MLY

pith:2026:3OVQ6MLYNYOR3F4P4V7AMOHOJR

not attested not anchored not stored refs pending

OpenLID-v3: Improving the Precision of Closely Related Language Identification -- An Experience Report

Egil R{\o}nningstad, Jind\v{r}ich Helcl, Maja Buljan, Mariia Fedorova, Nikolay Arefyev, Stephan Oepen, Yves Scherrer

arxiv:2602.13139 v4 · 2026-02-13 · 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{3OVQ6MLYNYOR3F4P4V7AMOHOJR}

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	2026-06-19T16:12:51.252375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbab0f31786e1d1d978fe57e0638ee4c7c985fadce42765a3a32ca1c533dc2a3

Aliases

arxiv: 2602.13139 · arxiv_version: 2602.13139v4 · doi: 10.48550/arxiv.2602.13139 · pith_short_12: 3OVQ6MLYNYOR · pith_short_16: 3OVQ6MLYNYOR3F4P · pith_short_8: 3OVQ6MLY

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/3OVQ6MLYNYOR3F4P4V7AMOHOJR \
  | 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: dbab0f31786e1d1d978fe57e0638ee4c7c985fadce42765a3a32ca1c533dc2a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d5d876d5f5b1daa37b74df6df0dbefe8efc334e6ed542e02c017e9093529dd0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-13T17:47:08Z",
    "title_canon_sha256": "81dfdc29c9d0f9ee76377bfe5d92e51a980551ecf71ff406ed7fd0cbecc1a234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.13139",
    "kind": "arxiv",
    "version": 4
  }
}