Pith Number

pith:T4UXNXJB

pith:2018:T4UXNXJBIB3JKSQVPFCAPXGAGG

not attested not anchored not stored refs pending

On the regular-convexity of Ricci shrinker limit spaces

Bing Wang, Shaosai Huang, Yu Li

arxiv:1809.04386 v2 · 2018-09-12 · 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{T4UXNXJBIB3JKSQVPFCAPXGAGG}

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	2026-07-05T01:06:06.608827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f2976dd214076954a15794407dcc031b4f9f1ace1edafedc623a044bcb20c76

Aliases

arxiv: 1809.04386 · arxiv_version: 1809.04386v2 · doi: 10.48550/arxiv.1809.04386 · pith_short_12: T4UXNXJBIB3J · pith_short_16: T4UXNXJBIB3JKSQV · pith_short_8: T4UXNXJB

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/T4UXNXJBIB3JKSQVPFCAPXGAGG \
  | 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: 9f2976dd214076954a15794407dcc031b4f9f1ace1edafedc623a044bcb20c76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b3cf7c177ff3f5156e9f58d18fbd5177fce20f13d0bbad70a6ff72da6a22103",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-09-12T12:45:11Z",
    "title_canon_sha256": "a5aa60fdef31ab38bed593b5270a0bce3acfbd00b30aa9a9b1e6f39387358a02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04386",
    "kind": "arxiv",
    "version": 2
  }
}