Pith Number

pith:NBGI6TJB

pith:2015:NBGI6TJB5OSWFJNMIJ3GMEUBBG

not attested not anchored not stored refs pending

Maps from the enveloping algebra of the positive Witt algebra to regular algebras

Chelsea Walton, Susan J. Sierra

arxiv:1508.05294 v2 · 2015-08-21 · 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{NBGI6TJB5OSWFJNMIJ3GMEUBBG}

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	2026-05-18T01:05:46.064843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

684c8f4d21eba562a5ac427666128109b88f4fc57940cb7b4e050b84b7a1df7c

Aliases

arxiv: 1508.05294 · arxiv_version: 1508.05294v2 · doi: 10.48550/arxiv.1508.05294 · pith_short_12: NBGI6TJB5OSW · pith_short_16: NBGI6TJB5OSWFJNM · pith_short_8: NBGI6TJB

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/NBGI6TJB5OSWFJNMIJ3GMEUBBG \
  | 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: 684c8f4d21eba562a5ac427666128109b88f4fc57940cb7b4e050b84b7a1df7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92805d83c78424b255d374d21b7cd8e4607304b4351aff36fa72abc97f49313",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-08-21T15:00:19Z",
    "title_canon_sha256": "bbfcd4346f8ebed578f6982600e0b9cd62a2faa15b440847a74ab6d41a7c8762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05294",
    "kind": "arxiv",
    "version": 2
  }
}