Pith Number

pith:NH5IWZTT

pith:2014:NH5IWZTTZVK4SRDB6QE5NABILF

not attested not anchored not stored refs pending

Weakly differentiable functions on varifolds

Ulrich Menne

arxiv:1411.3287 v1 · 2014-11-12 · 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{NH5IWZTTZVK4SRDB6QE5NABILF}

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	2026-05-18T01:11:00.351659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69fa8b6673cd55c94461f409d68028596f8889793af7502b8b2af896c184413a

Aliases

arxiv: 1411.3287 · arxiv_version: 1411.3287v1 · doi: 10.48550/arxiv.1411.3287 · pith_short_12: NH5IWZTTZVK4 · pith_short_16: NH5IWZTTZVK4SRDB · pith_short_8: NH5IWZTT

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/NH5IWZTTZVK4SRDB6QE5NABILF \
  | 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: 69fa8b6673cd55c94461f409d68028596f8889793af7502b8b2af896c184413a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59473359ef4be65a5417791cba1467be73d6d7c7d2386647aa1b905cbe903e06",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-11-12T19:19:12Z",
    "title_canon_sha256": "3d3e28ec2a56fa85e96771b903436873fcdc8267c258bb89381c4b235ea41056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3287",
    "kind": "arxiv",
    "version": 1
  }
}