Pith Number

pith:K4MPQ2N3

pith:2022:K4MPQ2N3Z44E3PUUZJNLITJAKT

not attested not anchored not stored refs pending

A Systematic Review of Machine Learning Techniques for Cattle Identification: Datasets, Methods and Future Directions

Dave L. Swain, Jonathan Medway, Lihong Zheng, Md Ekramul Hossain, Muhammad Ashad Kabir, Shawn McGrath

arxiv:2210.09215 v1 · 2022-10-13 · cs.CV · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K4MPQ2N3Z44E3PUUZJNLITJAKT}

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	2026-07-05T05:07:20.182605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5718f869bbcf384dbe94ca5ab44d2054ed56f834b968b78c6ba8d6ab3716d54f

Aliases

arxiv: 2210.09215 · arxiv_version: 2210.09215v1 · doi: 10.48550/arxiv.2210.09215 · pith_short_12: K4MPQ2N3Z44E · pith_short_16: K4MPQ2N3Z44E3PUU · pith_short_8: K4MPQ2N3

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/K4MPQ2N3Z44E3PUUZJNLITJAKT \
  | 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: 5718f869bbcf384dbe94ca5ab44d2054ed56f834b968b78c6ba8d6ab3716d54f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c356a5a6632ee73fe308350fd9dfb25c420f72646722f31c777a79b6829c66d9",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-10-13T14:10:12Z",
    "title_canon_sha256": "ef879b5e3c2d2f7616288e98b754e889b77fd634c736ccdb94c202213bd6435d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.09215",
    "kind": "arxiv",
    "version": 1
  }
}