Pith Number

pith:QDQXCNFI

pith:2005:QDQXCNFIOBSZXAATIJCS3SUWSY

not attested not anchored not stored refs pending

An application of free Lie algebras to current algebras and their representation theory

Jacob Greenstein, Vyjayanthi Chari

arxiv:math/0502409 v1 · 2005-02-19 · 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{QDQXCNFIOBSZXAATIJCS3SUWSY}

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	2026-05-18T03:46:17.223147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80e17134a870659b801342452dca96961c833b9529eeffb8e47d5057bea51c36

Aliases

arxiv: math/0502409 · arxiv_version: math/0502409v1 · doi: 10.48550/arxiv.math/0502409 · pith_short_12: QDQXCNFIOBSZ · pith_short_16: QDQXCNFIOBSZXAAT · pith_short_8: QDQXCNFI

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/QDQXCNFIOBSZXAATIJCS3SUWSY \
  | 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: 80e17134a870659b801342452dca96961c833b9529eeffb8e47d5057bea51c36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d819849eb5d3f60a3214265daa99a53fcfe61a2d7c5133985b93915ace00910",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.RT",
    "submitted_at": "2005-02-19T01:02:41Z",
    "title_canon_sha256": "8520eb2c32490e9629fb55012230715ce3b2c2e9facdf80b9a3ceea73495954b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0502409",
    "kind": "arxiv",
    "version": 1
  }
}