Pith Number

pith:NXW4VCUH

pith:2015:NXW4VCUHNQFJO5WJSXMKWOE7TK

not attested not anchored not stored refs pending

Exotic Elliptic Algebras

Alex Chirvasitu, S. Paul Smith

arxiv:1502.01744 v4 · 2015-02-05 · math.RA · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXW4VCUHNQFJO5WJSXMKWOE7TK}

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	2026-05-18T01:34:13.094263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dedca8a876c0a9776c995d8ab389f9a9d6393ec5cf5d34e77be3c824a6738a7

Aliases

arxiv: 1502.01744 · arxiv_version: 1502.01744v4 · doi: 10.48550/arxiv.1502.01744 · pith_short_12: NXW4VCUHNQFJ · pith_short_16: NXW4VCUHNQFJO5WJ · pith_short_8: NXW4VCUH

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/NXW4VCUHNQFJO5WJSXMKWOE7TK \
  | 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: 6dedca8a876c0a9776c995d8ab389f9a9d6393ec5cf5d34e77be3c824a6738a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b4f568a3a9b4e32c996072307fe1bd7970c257d06dc141c52191f6bbddc8ca7",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-02-05T22:01:55Z",
    "title_canon_sha256": "4fa518da0a81e5b1594b72f28047da27a1cc6309defad0c3abb296b7d9c1c390"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01744",
    "kind": "arxiv",
    "version": 4
  }
}