Pith Number

pith:YMJPGT5X

pith:2010:YMJPGT5XVO4WEXJLX2R7D7NUZK

not attested not anchored not stored refs pending

Minimal area conics in the elliptic plane

Hans-Peter Schr\"ocker, Matthias J. Weber

arxiv:1008.4285 v1 · 2010-08-25 · 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{YMJPGT5XVO4WEXJLX2R7D7NUZK}

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	2026-05-18T04:41:53.253897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c312f34fb7abb9625d2bbea3f1fdb4ca856f3fe22789d48d3c0614b69926c132

Aliases

arxiv: 1008.4285 · arxiv_version: 1008.4285v1 · doi: 10.48550/arxiv.1008.4285 · pith_short_12: YMJPGT5XVO4W · pith_short_16: YMJPGT5XVO4WEXJL · pith_short_8: YMJPGT5X

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/YMJPGT5XVO4WEXJLX2R7D7NUZK \
  | 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: c312f34fb7abb9625d2bbea3f1fdb4ca856f3fe22789d48d3c0614b69926c132

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c921b83709b90b2c070fc1edbfee7e0fe3cc1b5cb5c5420fced62862dad27d94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2010-08-25T14:08:36Z",
    "title_canon_sha256": "b2a2577503e598c4a91d0705d8026d5a78d5da312cc3bb167e0b03083bad1473"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4285",
    "kind": "arxiv",
    "version": 1
  }
}