Pith Number

pith:RRWLDMX5

pith:2025:RRWLDMX5RYE2BQCQLI4MGWPDIW

not attested not anchored not stored refs pending

From Tensor Algebras to Hyperbolic Kac-Moody Algebras

Axel Kleinschmidt, Hannes Malcha, Hermann Nicolai

arxiv:2508.03815 v1 · 2025-08-05 · hep-th · math.QA · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RRWLDMX5RYE2BQCQLI4MGWPDIW}

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	2026-07-05T11:49:15.728242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c6cb1b2fd8e09a0c0505a38c359e345bad7cbd30ff315554269187ea6ae1ea3

Aliases

arxiv: 2508.03815 · arxiv_version: 2508.03815v1 · doi: 10.48550/arxiv.2508.03815 · pith_short_12: RRWLDMX5RYE2 · pith_short_16: RRWLDMX5RYE2BQCQ · pith_short_8: RRWLDMX5

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/RRWLDMX5RYE2BQCQLI4MGWPDIW \
  | 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: 8c6cb1b2fd8e09a0c0505a38c359e345bad7cbd30ff315554269187ea6ae1ea3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af0fe8662e8c3e96d6a64509ac29a11e5bbcf0ad8c21911f5a623753b2f94768",
    "cross_cats_sorted": [
      "math.QA",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-08-05T18:02:55Z",
    "title_canon_sha256": "f9b6424e29c5d5bb541136cd7fc7dd6fd69818e5c8c9b89cd7775a635b7f6a8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.03815",
    "kind": "arxiv",
    "version": 1
  }
}