Pith Number

pith:Z6HE2XCI

pith:2020:Z6HE2XCIIEIGP7JGSZWBPSONBV

not attested not anchored not stored refs pending

A canonical neighborhood theorem for the mean curvature flow in higher codimension

Keaton Naff

arxiv:2004.08060 v3 · 2020-04-17 · 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{Z6HE2XCIIEIGP7JGSZWBPSONBV}

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	2026-07-05T04:39:59.356637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf8e4d5c48411067fd26966c17c9cd0d41901b0af36c8e15c6a771e9dde0a816

Aliases

arxiv: 2004.08060 · arxiv_version: 2004.08060v3 · doi: 10.48550/arxiv.2004.08060 · pith_short_12: Z6HE2XCIIEIG · pith_short_16: Z6HE2XCIIEIGP7JG · pith_short_8: Z6HE2XCI

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/Z6HE2XCIIEIGP7JGSZWBPSONBV \
  | 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: cf8e4d5c48411067fd26966c17c9cd0d41901b0af36c8e15c6a771e9dde0a816

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36b49e233150ecc6f1593f1f3ad0e7259e71b003dc59484c47f4dd794adee250",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2020-04-17T04:26:06Z",
    "title_canon_sha256": "03e699f230bb0698c527b188e39e806d784783c728d6e23861190ef913d90cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.08060",
    "kind": "arxiv",
    "version": 3
  }
}