Pith Number

pith:ODWSZBVR

pith:2023:ODWSZBVRLD53ECZVYFCKVRYJMW

not attested not anchored not stored refs pending

Formulas for the visual angle metric

Masayo Fujimura, Matti Vuorinen, Rahim Kargar

arxiv:2304.04485 v4 · 2023-04-10 · math.CV · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODWSZBVRLD53ECZVYFCKVRYJMW}

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.

Cited by

1 paper in Pith

On the average scale-invariant Cassinian metric

Receipt and verification

First computed	2026-07-05T08:24:55.354198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ed2c86b158fbb20b35c144aac70965a095d7d729bffab80f098293b9eba1ec

Aliases

arxiv: 2304.04485 · arxiv_version: 2304.04485v4 · doi: 10.48550/arxiv.2304.04485 · pith_short_12: ODWSZBVRLD53 · pith_short_16: ODWSZBVRLD53ECZV · pith_short_8: ODWSZBVR

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/ODWSZBVRLD53ECZVYFCKVRYJMW \
  | 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: 70ed2c86b158fbb20b35c144aac70965a095d7d729bffab80f098293b9eba1ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee2d61f7649bc5bda4dd9ac13f338684b39276121db299209c3e77e0f9771176",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2023-04-10T09:50:54Z",
    "title_canon_sha256": "c1ed904cae89e97416c1016dde90fd16cff0ac9d03ac3929199eebaa12990567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.04485",
    "kind": "arxiv",
    "version": 4
  }
}