Pith Number

pith:TYOOEJJW

pith:2012:TYOOEJJWU5KHQ6XPLHNBST7TJ7

not attested not anchored not stored refs pending

A note on the uniqueness of the canonical connection of a naturally reductive space

Carlos Olmos, Silvio Reggiani

arxiv:1210.8374 v1 · 2012-10-31 · 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{TYOOEJJWU5KHQ6XPLHNBST7TJ7}

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	2026-05-18T03:41:44.727097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e1ce22536a754787aef59da194ff34fe19f60500e5c15b428cf28e064399b0f

Aliases

arxiv: 1210.8374 · arxiv_version: 1210.8374v1 · doi: 10.48550/arxiv.1210.8374 · pith_short_12: TYOOEJJWU5KH · pith_short_16: TYOOEJJWU5KHQ6XP · pith_short_8: TYOOEJJW

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/TYOOEJJWU5KHQ6XPLHNBST7TJ7 \
  | 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: 9e1ce22536a754787aef59da194ff34fe19f60500e5c15b428cf28e064399b0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2585cac2e3b2061a11e0cd5443edbe564ead5cc2132ee0142424f5b6b5121001",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-10-31T15:57:46Z",
    "title_canon_sha256": "d97b91b30fbbaeb264797f73d6939f0c02c06dccadd3d37b3e35fff3376425ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8374",
    "kind": "arxiv",
    "version": 1
  }
}