Pith Number

pith:XJRNMKK6

pith:2013:XJRNMKK6NU7PQFYTSSLF5EQYBI

not attested not anchored not stored refs pending

The Symmetry Group of Lam\'e's System and the Associated Guichard Nets for Conformally Flat Hypersurfaces

Jo\~ao Paulo dos Santos, Keti Tenenblat

arxiv:1304.4694 v1 · 2013-04-17 · math.DG · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJRNMKK6NU7PQFYTSSLF5EQYBI}

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	2026-05-18T03:27:43.953211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba62d6295e6d3ef8171394965e92180a0e641fb4bbe30d956f72813d5bc922c3

Aliases

arxiv: 1304.4694 · arxiv_version: 1304.4694v1 · doi: 10.48550/arxiv.1304.4694 · pith_short_12: XJRNMKK6NU7P · pith_short_16: XJRNMKK6NU7PQFYT · pith_short_8: XJRNMKK6

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/XJRNMKK6NU7PQFYTSSLF5EQYBI \
  | 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: ba62d6295e6d3ef8171394965e92180a0e641fb4bbe30d956f72813d5bc922c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8a6932b856c46e5529e641d113259f74ba093958f56376790164a5e6091d108",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-04-17T05:32:33Z",
    "title_canon_sha256": "9cfab26a0b9e0d65f674d99d3ebfbbd6225775a45f6e0fd48edb2d7794d3dd25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4694",
    "kind": "arxiv",
    "version": 1
  }
}