Pith Number

pith:ZDDX3VU5

pith:2024:ZDDX3VU5WPZG534VFNXZ2M7LIX

not attested not anchored not stored refs pending

Visual angle metric in the upper half plane

Masayo Fujimura, Matti Vuorinen, Oona Rainio

arxiv:2404.08942 v2 · 2024-04-13 · 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{ZDDX3VU5WPZG534VFNXZ2M7LIX}

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	2026-07-05T10:18:08.343510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8c77dd69db3f26eef952b6f9d33eb45d7ba3acfdd7203bc60a6466c79b22aa7

Aliases

arxiv: 2404.08942 · arxiv_version: 2404.08942v2 · doi: 10.48550/arxiv.2404.08942 · pith_short_12: ZDDX3VU5WPZG · pith_short_16: ZDDX3VU5WPZG534V · pith_short_8: ZDDX3VU5

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/ZDDX3VU5WPZG534VFNXZ2M7LIX \
  | 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: c8c77dd69db3f26eef952b6f9d33eb45d7ba3acfdd7203bc60a6466c79b22aa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65e2256ec663611d1c81dee1c5ce043041f8aa93c18be89e4d25b462c2487ec6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2024-04-13T09:35:59Z",
    "title_canon_sha256": "8b525a06cd1926f736ce1b3e7e04331d3e13c22197d310c666c89e11934af03d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.08942",
    "kind": "arxiv",
    "version": 2
  }
}