Pith Number

pith:NXZYSU7N

pith:2021:NXZYSU7NMEZ7VJTMVPFJ4O35GP

not attested not anchored not stored refs pending

Image-free multi-character recognition

Chunli Zhu, Huayi Wang, Liheng Bian

arxiv:2112.10587 v1 · 2021-12-20 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXZYSU7NMEZ7VJTMVPFJ4O35GP}

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	2026-07-05T03:42:16.996421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6df38953ed6133faa66cabca9e3b7d33cf67661b5e5964a4862019893f4fa690

Aliases

arxiv: 2112.10587 · arxiv_version: 2112.10587v1 · doi: 10.48550/arxiv.2112.10587 · pith_short_12: NXZYSU7NMEZ7 · pith_short_16: NXZYSU7NMEZ7VJTM · pith_short_8: NXZYSU7N

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/NXZYSU7NMEZ7VJTMVPFJ4O35GP \
  | 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: 6df38953ed6133faa66cabca9e3b7d33cf67661b5e5964a4862019893f4fa690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bcf53de1287359abbe4a3c963c315bcb67acf52a07702671d5e7416b37293dd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-20T15:06:49Z",
    "title_canon_sha256": "73e1def6876450c8f3fab2c557cb59e984b33ccc07172de06a3250c1b611ba76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.10587",
    "kind": "arxiv",
    "version": 1
  }
}