Pith Number

pith:OXYTWKGX

pith:2017:OXYTWKGXGNAPVSI7I7MHJDVOPI

not attested not anchored not stored refs pending

A pointwise approach to rigidity of almost graphical self-shrinking solutions of mean curvature flows

Dongsheng Li, Yingfeng Xu, Yu Yuan

arxiv:1709.05902 v1 · 2017-09-18 · math.AP · 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{OXYTWKGXGNAPVSI7I7MHJDVOPI}

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	2026-05-18T00:34:58.936879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75f13b28d73340fac91f47d8748eae7a1de09366201aa3c995758ca5a1fdf813

Aliases

arxiv: 1709.05902 · arxiv_version: 1709.05902v1 · doi: 10.48550/arxiv.1709.05902 · pith_short_12: OXYTWKGXGNAP · pith_short_16: OXYTWKGXGNAPVSI7 · pith_short_8: OXYTWKGX

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/OXYTWKGXGNAPVSI7I7MHJDVOPI \
  | 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: 75f13b28d73340fac91f47d8748eae7a1de09366201aa3c995758ca5a1fdf813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d86996c1dd23f3220c7030d770475589b3e384da456f4d78f40a374f76eb1282",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-18T12:58:53Z",
    "title_canon_sha256": "3ce29c076c78a83742ea014349c5562531e77bfd962b7fa9b4636dfc87475490"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05902",
    "kind": "arxiv",
    "version": 1
  }
}