Pith Number

pith:MJZD4KCF

pith:2012:MJZD4KCFM23HQEQFOMV5ZL6MEC

not attested not anchored not stored refs pending

Similar Ruled Surfaces with Variable Transformations in Minkowski 3-space

Mehmet \"Onder

arxiv:1205.6649 v1 · 2012-05-30 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJZD4KCFM23HQEQFOMV5ZL6MEC}

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	2026-05-18T03:54:38.314009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62723e284566b6781205732bdcafcc2096810b7a55ceb3e2fc4d9ee7a91629c6

Aliases

arxiv: 1205.6649 · arxiv_version: 1205.6649v1 · doi: 10.48550/arxiv.1205.6649 · pith_short_12: MJZD4KCFM23H · pith_short_16: MJZD4KCFM23HQEQF · pith_short_8: MJZD4KCF

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/MJZD4KCFM23HQEQFOMV5ZL6MEC \
  | 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: 62723e284566b6781205732bdcafcc2096810b7a55ceb3e2fc4d9ee7a91629c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6d561305c6cc996de6f96a392ee1fd31318fcdc2962baa82f129c1904e0f4d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-05-30T12:49:10Z",
    "title_canon_sha256": "694702be34a623da08c4b53c8a67f1538288873916585fae14f537257cb28530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6649",
    "kind": "arxiv",
    "version": 1
  }
}