Pith Number

pith:4OPNBPK5

pith:2016:4OPNBPK5NX7RSO4XOWGS33BSKG

not attested not anchored not stored refs pending

$V$-rings versus $\Sigma$-$V$ Rings

Ashish K. Srivastava, Bijan Davvaz, Zahra Nazemian

arxiv:1605.05009 v1 · 2016-05-17 · 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{4OPNBPK5NX7RSO4XOWGS33BSKG}

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	2026-05-18T01:14:37.722047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e39ed0bd5d6dff193b97758d2dec3251986202ef588e6cfbffe128f46fa062ec

Aliases

arxiv: 1605.05009 · arxiv_version: 1605.05009v1 · doi: 10.48550/arxiv.1605.05009 · pith_short_12: 4OPNBPK5NX7R · pith_short_16: 4OPNBPK5NX7RSO4X · pith_short_8: 4OPNBPK5

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/4OPNBPK5NX7RSO4XOWGS33BSKG \
  | 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: e39ed0bd5d6dff193b97758d2dec3251986202ef588e6cfbffe128f46fa062ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ffb731e035065609d5a304008b092202d61d911d4d1d1c223557bdd6e024d38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-05-17T03:43:24Z",
    "title_canon_sha256": "083cc179c5433c86453dfc7621c0e8458fcb288019b41e260b81c5b4dbe58eb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05009",
    "kind": "arxiv",
    "version": 1
  }
}