Pith Number

pith:PJFCNV6K

pith:2022:PJFCNV6K5MYQ4RQZ7EX627YJAM

not attested not anchored not stored refs pending

Down and Across: Introducing Crossword-Solving as a New NLP Benchmark

Anna Rumshisky, Namrata Shivagunde, Olga Kovaleva, Saurabh Kulshreshtha

arxiv:2205.10442 v1 · 2022-05-20 · cs.CL · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PJFCNV6K5MYQ4RQZ7EX627YJAM}

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	2026-07-05T04:25:19.700963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a4a26d7caeb310e4619f92fed7f09030f53288ba4cacc7c36bd633c70cfe66c

Aliases

arxiv: 2205.10442 · arxiv_version: 2205.10442v1 · doi: 10.48550/arxiv.2205.10442 · pith_short_12: PJFCNV6K5MYQ · pith_short_16: PJFCNV6K5MYQ4RQZ · pith_short_8: PJFCNV6K

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/PJFCNV6K5MYQ4RQZ7EX627YJAM \
  | 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: 7a4a26d7caeb310e4619f92fed7f09030f53288ba4cacc7c36bd633c70cfe66c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fa186514db6501f910af71cf90139fb4f1e204df03a7c09a4724e90962406e8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-05-20T21:16:44Z",
    "title_canon_sha256": "daa1df5d9e90df1eae88d07ec716a3ee19a8bfb65b8077fa57a0667ccf9202fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.10442",
    "kind": "arxiv",
    "version": 1
  }
}