Pith Number

pith:BCPTUP4F

pith:2014:BCPTUP4F6X4OGDR46V73KIOUL2

not attested not anchored not stored refs pending

Elliptic problems on the ball endowed with Funk-type metrics

Alexandru Krist\'aly, Imre J. Rudas

arxiv:1408.1300 v1 · 2014-08-06 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCPTUP4F6X4OGDR46V73KIOUL2}

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	2026-05-18T02:45:47.588551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

089f3a3f85f5f8e30e3cf57fb521d45eba20a23d049533c9d81ab0f9a640c92c

Aliases

arxiv: 1408.1300 · arxiv_version: 1408.1300v1 · doi: 10.48550/arxiv.1408.1300 · pith_short_12: BCPTUP4F6X4O · pith_short_16: BCPTUP4F6X4OGDR4 · pith_short_8: BCPTUP4F

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/BCPTUP4F6X4OGDR46V73KIOUL2 \
  | 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: 089f3a3f85f5f8e30e3cf57fb521d45eba20a23d049533c9d81ab0f9a640c92c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d04fcc1c1792ea3dacc944e7eec2d86c2c788fbcf4fef3415ce982a55f327bf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-08-06T14:45:24Z",
    "title_canon_sha256": "a20994f272d6cc31ce05fd38c8504cf09688814ddac860292f849ad4363263dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1300",
    "kind": "arxiv",
    "version": 1
  }
}