Pith Number

pith:7N6EEEOX

pith:2013:7N6EEEOXWMCYLAW3EGJ5XSFWID

not attested not anchored not stored refs pending

Spectral Convergence of the connection Laplacian from random samples

Amit Singer, Hau-Tieng Wu

arxiv:1306.1587 v3 · 2013-06-07 · math.NA · math.ST · stat.ME · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7N6EEEOXWMCYLAW3EGJ5XSFWID}

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	2026-05-18T01:59:59.070831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb7c4211d7b3058582db2193dbc8b640f7895378bb04c95d4b84d3710823df56

Aliases

arxiv: 1306.1587 · arxiv_version: 1306.1587v3 · doi: 10.48550/arxiv.1306.1587 · pith_short_12: 7N6EEEOXWMCY · pith_short_16: 7N6EEEOXWMCYLAW3 · pith_short_8: 7N6EEEOX

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/7N6EEEOXWMCYLAW3EGJ5XSFWID \
  | 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: fb7c4211d7b3058582db2193dbc8b640f7895378bb04c95d4b84d3710823df56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2e70401565f71550f1ce4e9d329b9af136a2133e25229cd488120d8e124c7e0",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-06-07T02:06:31Z",
    "title_canon_sha256": "c1200e17a0c6eb19facaaa0507ab8176c6d68e0987d56642534417bc954dbc3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1587",
    "kind": "arxiv",
    "version": 3
  }
}