Pith Number

pith:R7QXIRY4

pith:2011:R7QXIRY4PAOZBYUHE7AXRZ5O2L

not attested not anchored not stored refs pending

Inverse semigroup spectral analysis for partially ranked data

Martin E. Malandro

arxiv:1110.5679 v3 · 2011-10-25 · math.ST · math.GR · math.RT · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7QXIRY4PAOZBYUHE7AXRZ5O2L}

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	2026-05-18T03:49:32.855750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fe174471c781d90e28727c178e7aed2c7dfd25b231a9f2ffe2316c5d8845edf

Aliases

arxiv: 1110.5679 · arxiv_version: 1110.5679v3 · doi: 10.48550/arxiv.1110.5679 · pith_short_12: R7QXIRY4PAOZ · pith_short_16: R7QXIRY4PAOZBYUH · pith_short_8: R7QXIRY4

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/R7QXIRY4PAOZBYUHE7AXRZ5O2L \
  | 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: 8fe174471c781d90e28727c178e7aed2c7dfd25b231a9f2ffe2316c5d8845edf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c5460057d461d6e0fe63577108438b4725fd30bade84955e809c3de6f37f023",
    "cross_cats_sorted": [
      "math.GR",
      "math.RT",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-10-25T23:02:48Z",
    "title_canon_sha256": "cb55f84c46c02325748e18b97cbb7154e9b76b34e732d7e710e9d83a82546566"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5679",
    "kind": "arxiv",
    "version": 3
  }
}