Pith Number

pith:DPN3QAYP

pith:2026:DPN3QAYP3CD33MLUJRJQG7HIGY

not attested not anchored not stored refs pending

CHALIS: A Challenge Dataset for Language Identification in Difficult Scenarios

Jind\v{r}ich Libovick\'y, Michal Tich\'y

arxiv:2606.06088 v1 · 2026-06-04 · 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{DPN3QAYP3CD33MLUJRJQG7HIGY}

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	2026-06-05T01:15:32.890203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bdbb8030fd887bdb1744c53037ce8363fa8e17edc9c1e9078fd2d622aa9c0b5

Aliases

arxiv: 2606.06088 · arxiv_version: 2606.06088v1 · doi: 10.48550/arxiv.2606.06088 · pith_short_12: DPN3QAYP3CD3 · pith_short_16: DPN3QAYP3CD33MLU · pith_short_8: DPN3QAYP

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/DPN3QAYP3CD33MLUJRJQG7HIGY \
  | 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: 1bdbb8030fd887bdb1744c53037ce8363fa8e17edc9c1e9078fd2d622aa9c0b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c9b12f3f42c86f80ba947a30cc1b7aadaf0c7a8a22152d8e4c2742488d0f47e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-04T12:26:19Z",
    "title_canon_sha256": "e190d6afe4b9b3848130b5794efa0d24b5868f82e82abb6c9de1d900f30eb897"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06088",
    "kind": "arxiv",
    "version": 1
  }
}