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Pith Number

pith:R3NPYS3U

pith:2001:R3NPYS3UBG2P673K7YF3HYQ4R6
not attested not anchored not stored refs pending

Continuous Fields of $C^*$-Algebras Arising from Extensions of Tensor $C^*$-Categories

Ezio Vasselli

arxiv:math/0101099 v1 · 2001-01-11 · math.OA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?
Add to your LaTeX paper 
\usepackage{pith}
\pithnumber{R3NPYS3UBG2P673K7YF3HYQ4R6}

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 2026-05-18T04:08:05.454641Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

8edafc4b7409b4ff7f6afe0bb3e21c8f83331dbfeb6f77ded85a68276f31cf96

Aliases

arxiv: math/0101099 · arxiv_version: math/0101099v1 · doi: 10.48550/arxiv.math/0101099 · pith_short_12: R3NPYS3UBG2P · pith_short_16: R3NPYS3UBG2P673K · pith_short_8: R3NPYS3U
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/R3NPYS3UBG2P673K7YF3HYQ4R6 \
  | 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: 8edafc4b7409b4ff7f6afe0bb3e21c8f83331dbfeb6f77ded85a68276f31cf96
Canonical record JSON 
{
  "metadata": {
    "abstract_canon_sha256": "b37ac035032d8f6f2a717ef3e50016484184106df1646e3aebe191bf85e9a7f3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.OA",
    "submitted_at": "2001-01-11T14:33:55Z",
    "title_canon_sha256": "52f90a6cae0e6ae6e2817d25a8b6c2d26665d561ab7a824f40a0271254c4d89d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0101099",
    "kind": "arxiv",
    "version": 1
  }
}