Pith Number

pith:LAXMDTFF

pith:2013:LAXMDTFF62R56GSDZYID57P6XH

not attested not anchored not stored refs pending

Ricci flows with bursts of unbounded curvature

Gregor Giesen, Peter M. Topping

arxiv:1302.5686 v2 · 2013-02-22 · 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{LAXMDTFF62R56GSDZYID57P6XH}

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	2026-05-18T02:41:17.267529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

582ec1cca5f6a3df1a43ce103efdfeb9eebf87700995ca5e09085f6144ea4162

Aliases

arxiv: 1302.5686 · arxiv_version: 1302.5686v2 · doi: 10.48550/arxiv.1302.5686 · pith_short_12: LAXMDTFF62R5 · pith_short_16: LAXMDTFF62R56GSD · pith_short_8: LAXMDTFF

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/LAXMDTFF62R56GSDZYID57P6XH \
  | 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: 582ec1cca5f6a3df1a43ce103efdfeb9eebf87700995ca5e09085f6144ea4162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83dac380f2fc80edd77c644787cccd5457154eceadc2bc9f4f2d3ed02cf559c7",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-02-22T19:46:37Z",
    "title_canon_sha256": "208dbafc294fdfb70cbae0e223428fdfbbaa9667008e41b139b10d9d8f1fcd53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5686",
    "kind": "arxiv",
    "version": 2
  }
}