Pith Number

pith:2FHQIDLV

pith:2015:2FHQIDLVRWREGWUOONKAASAWCL

not attested not anchored not stored refs pending

The cone and cylinder algebra

Raymond Mortini, Rudolf Rupp

arxiv:1511.04567 v1 · 2015-11-14 · math.RA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FHQIDLVRWREGWUOONKAASAWCL}

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	2026-05-18T01:20:33.201880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d14f040d758da2435a8e735400481612ef24af7016046ced2b21d1efa6011583

Aliases

arxiv: 1511.04567 · arxiv_version: 1511.04567v1 · doi: 10.48550/arxiv.1511.04567 · pith_short_12: 2FHQIDLVRWRE · pith_short_16: 2FHQIDLVRWREGWUO · pith_short_8: 2FHQIDLV

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/2FHQIDLVRWREGWUOONKAASAWCL \
  | 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: d14f040d758da2435a8e735400481612ef24af7016046ced2b21d1efa6011583

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfb748bc49446add636454cbcddae69656bdb11e92118f30e7ce5f4cc6506546",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-11-14T14:58:57Z",
    "title_canon_sha256": "206adccd3a3c93bbfbdd66b09ed2b87bb96684d97a55bc3954e1745202001a2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04567",
    "kind": "arxiv",
    "version": 1
  }
}