Pith Number

pith:2BVNYXEO

pith:2007:2BVNYXEOOOD7WYDWH766A3CODS

not attested not anchored not stored refs pending

A Level Set Analysis of the Witten Spinor with Applications to Curvature Estimates

Felix Finster

arxiv:math/0701864 v3 · 2007-01-29 · math.DG · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BVNYXEOOOD7WYDWH766A3CODS}

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	2026-05-18T03:00:59.806733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d06adc5c8e7387fb60763ffde06c4e1c95b3c09cf5c1d9fe8227f15264be889e

Aliases

arxiv: math/0701864 · arxiv_version: math/0701864v3 · doi: 10.48550/arxiv.math/0701864 · pith_short_12: 2BVNYXEOOOD7 · pith_short_16: 2BVNYXEOOOD7WYDW · pith_short_8: 2BVNYXEO

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/2BVNYXEOOOD7WYDWH766A3CODS \
  | 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: d06adc5c8e7387fb60763ffde06c4e1c95b3c09cf5c1d9fe8227f15264be889e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8ba40a6f0dc1e405e29ee9bbf160fbf300acf54fb2d957c8e61fa8d4a768ce4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2007-01-29T21:55:25Z",
    "title_canon_sha256": "b635f4dff8f835dd17850fdf1e45e8d68ce29c61b221dc5ab9dfc5e658afb808"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0701864",
    "kind": "arxiv",
    "version": 3
  }
}