Pith Number

pith:2NSOMGJT

pith:2017:2NSOMGJT2TDZHSLHMKBXCE3DQ4

not attested not anchored not stored refs pending

Regularity of Kobayashi metric

Andrea Spiro, Giorgio Patrizio

arxiv:1710.09885 v3 · 2017-10-26 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NSOMGJT2TDZHSLHMKBXCE3DQ4}

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	2026-05-18T00:06:30.937436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d364e61933d4c793c96762837113638732feec8ac2b28ee9fdc0edc1c314276e

Aliases

arxiv: 1710.09885 · arxiv_version: 1710.09885v3 · doi: 10.48550/arxiv.1710.09885 · pith_short_12: 2NSOMGJT2TDZ · pith_short_16: 2NSOMGJT2TDZHSLH · pith_short_8: 2NSOMGJT

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/2NSOMGJT2TDZHSLHMKBXCE3DQ4 \
  | 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: d364e61933d4c793c96762837113638732feec8ac2b28ee9fdc0edc1c314276e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edfc48999ae88d60e71e9357f5a8a5542cea4bc8ffa5ce9f1dd3009b50a63ee0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-10-26T19:29:38Z",
    "title_canon_sha256": "53a917023bf7ba8612a58bfaf4b4ddbf5198b3771dfd126120ff85f9b5fce950"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09885",
    "kind": "arxiv",
    "version": 3
  }
}