Pith Number

pith:RYHKST4R

pith:2017:RYHKST4ROUUSXQN25SVZDJMIPK

not attested not anchored not stored refs pending

Regularity and stability results for the level set flow via the mean curvature flow with surgery

Alexander Mramor

arxiv:1710.09989 v4 · 2017-10-27 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYHKST4ROUUSXQN25SVZDJMIPK}

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	2026-05-17T23:47:52.917493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e0ea94f9175292bc1baecab91a5887abec8d144c88c2242f310405f4f7b0abf

Aliases

arxiv: 1710.09989 · arxiv_version: 1710.09989v4 · doi: 10.48550/arxiv.1710.09989 · pith_short_12: RYHKST4ROUUS · pith_short_16: RYHKST4ROUUSXQN2 · pith_short_8: RYHKST4R

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/RYHKST4ROUUSXQN25SVZDJMIPK \
  | 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: 8e0ea94f9175292bc1baecab91a5887abec8d144c88c2242f310405f4f7b0abf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df1c33c8b9af61194b498f41cefddc673d03489a3fe5fbc1d113507588e06678",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-10-27T04:45:45Z",
    "title_canon_sha256": "3d657a088ec54b5356a915d8cd2beb28f2f3e0d2b678722cce7b3b67eec77aa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09989",
    "kind": "arxiv",
    "version": 4
  }
}