Pith Number

pith:3XFUKE2K

pith:2026:3XFUKE2KFXQ6A7FCQIZTAV4LFZ

not attested not anchored not stored refs pending

Scalar curvature of self-shrinkers

Fengjiang Li, Guoxin Wei, Qing-Ming Cheng

arxiv:2605.18532 v1 · 2026-05-18 · 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{3XFUKE2KFXQ6A7FCQIZTAV4LFZ}

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	2026-05-20T00:06:06.397879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddcb45134a2de1e07ca2823330578b2e71dff7ec1ea421e669b2f3db167b41dc

Aliases

arxiv: 2605.18532 · arxiv_version: 2605.18532v1 · doi: 10.48550/arxiv.2605.18532 · pith_short_12: 3XFUKE2KFXQ6 · pith_short_16: 3XFUKE2KFXQ6A7FC · pith_short_8: 3XFUKE2K

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/3XFUKE2KFXQ6A7FCQIZTAV4LFZ \
  | 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: ddcb45134a2de1e07ca2823330578b2e71dff7ec1ea421e669b2f3db167b41dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "288595cd72fa7da102c17a6293c67a1a9f4a51760d677c0544ced86f1982d47f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2026-05-18T15:17:16Z",
    "title_canon_sha256": "9faea3e682c14a88b8589bd9276f33777c6ca95d6798cb1f24b8a8bc618e241b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18532",
    "kind": "arxiv",
    "version": 1
  }
}