Pith Number

pith:R4GGTG4H

pith:2010:R4GGTG4H22IRTDSCIHNZSJH4J6

not attested not anchored not stored refs pending

Isotopes of Hurwitz algebras

Erik Darp\"o

arxiv:1012.1849 v3 · 2010-12-08 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4GGTG4H22IRTDSCIHNZSJH4J6}

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	2026-05-18T00:08:27.482278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0c699b87d691198e4241db9924fc4fba8c13cf28c1cdf37371addb40fac196

Aliases

arxiv: 1012.1849 · arxiv_version: 1012.1849v3 · doi: 10.48550/arxiv.1012.1849 · pith_short_12: R4GGTG4H22IR · pith_short_16: R4GGTG4H22IRTDSC · pith_short_8: R4GGTG4H

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/R4GGTG4H22IRTDSCIHNZSJH4J6 \
  | 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: 8f0c699b87d691198e4241db9924fc4fba8c13cf28c1cdf37371addb40fac196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e385843a085fae38f4817ae907c11c2bccfd9c82115d13021597a4362685ccf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2010-12-08T20:48:45Z",
    "title_canon_sha256": "40d8ccf63265ffceb15969fb7ce8e73ba9703ddd5c38598e5b6dd6304df84ec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1849",
    "kind": "arxiv",
    "version": 3
  }
}