Pith Number

pith:7RXA4B5W

pith:2017:7RXA4B5WTQV54JUU3ILZXXSO7B

not attested not anchored not stored refs pending

Quantitative Analysis of Automatic Image Cropping Algorithms: A Dataset and Comparative Study

Bing-Yu Chen, Hwann-Tzong Chen, Kai-Han Chang, Tzu-Wei Huang, Yi-Ling Chen, Yu-Chen Tsai

arxiv:1701.01480 v1 · 2017-01-05 · 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{7RXA4B5WTQV54JUU3ILZXXSO7B}

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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	2026-05-18T00:53:16.724570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc6e0e07b69c2bde2694da179bde4ef852bf5199f03cd45bed2c8b950f455814

Aliases

arxiv: 1701.01480 · arxiv_version: 1701.01480v1 · doi: 10.48550/arxiv.1701.01480 · pith_short_12: 7RXA4B5WTQV5 · pith_short_16: 7RXA4B5WTQV54JUU · pith_short_8: 7RXA4B5W

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/7RXA4B5WTQV54JUU3ILZXXSO7B \
  | 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: fc6e0e07b69c2bde2694da179bde4ef852bf5199f03cd45bed2c8b950f455814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f3e0c9524df6552250c84794ffc30e71d572e049803a3d907c56401f17814ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-01-05T21:22:22Z",
    "title_canon_sha256": "0bb4fc23d3e232ac3d326e8117f1cea51e9944111f406f738dc69f80b95a0836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01480",
    "kind": "arxiv",
    "version": 1
  }
}