Pith Number

pith:MOXVPHUP

pith:2014:MOXVPHUPXT5RFUMUOKBRVK5EVO

not attested not anchored not stored refs pending

Cartan equivalences for Levi-nondegenerate hypersurfaces M^3 in C^2 belonging to General Class I

Joel Merker (LM-Orsay), Masoud Sabzevari (Shahrekord)

arxiv:1401.2963 v1 · 2014-01-13 · 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{MOXVPHUPXT5RFUMUOKBRVK5EVO}

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	2026-05-18T03:02:31.420414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63af579e8fbcfb12d19472831aaba4ab9f12116552680e40477b844650d0c560

Aliases

arxiv: 1401.2963 · arxiv_version: 1401.2963v1 · doi: 10.48550/arxiv.1401.2963 · pith_short_12: MOXVPHUPXT5R · pith_short_16: MOXVPHUPXT5RFUMU · pith_short_8: MOXVPHUP

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/MOXVPHUPXT5RFUMUOKBRVK5EVO \
  | 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: 63af579e8fbcfb12d19472831aaba4ab9f12116552680e40477b844650d0c560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afff2634279276f50bc78fd035ec9b5d25d01b65f6123567fa812042f454926a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-01-13T19:47:44Z",
    "title_canon_sha256": "82a43167429241f1faae1543887b7c0a7f9a406a10cd2698aa6b6d6d19a6a16e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2963",
    "kind": "arxiv",
    "version": 1
  }
}