Pith Number

pith:EEQKUKPQ

pith:2016:EEQKUKPQL2BMLSAPRMX5QZDD73

not attested not anchored not stored refs pending

Polyhedron Volume-Ratio-based Classification for Image Recognition

Jar-Ferr Yang, Jeng-Shyang Pan, Qingxiang Feng, Yang-Ting Chou

arxiv:1601.07021 v1 · 2016-01-26 · 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{EEQKUKPQL2BMLSAPRMX5QZDD73}

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	2026-05-18T01:21:59.281958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2120aa29f05e82c5c80f8b2fd86463fecb323039f5ef7331c4224e567faa98b4

Aliases

arxiv: 1601.07021 · arxiv_version: 1601.07021v1 · doi: 10.48550/arxiv.1601.07021 · pith_short_12: EEQKUKPQL2BM · pith_short_16: EEQKUKPQL2BMLSAP · pith_short_8: EEQKUKPQ

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/EEQKUKPQL2BMLSAPRMX5QZDD73 \
  | 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: 2120aa29f05e82c5c80f8b2fd86463fecb323039f5ef7331c4224e567faa98b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbeb2c66e037ce2370a725cceef6413dcd365bed84d258c1cb08a1ea5d18b706",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-01-26T13:41:48Z",
    "title_canon_sha256": "34f825159810018bac504667fee0f4d5bfd26eab31432f1d66126b09093f38a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07021",
    "kind": "arxiv",
    "version": 1
  }
}