Pith Number

pith:L6UJ7OSF

pith:2017:L6UJ7OSFT4WC2KCM7CTP5WR6HO

not attested not anchored not stored refs pending

Some characterizations of special rings by delta-invariant

Mohammad T. Dibaei, Yaser Khalatpour

arxiv:1708.07948 v3 · 2017-08-26 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L6UJ7OSFT4WC2KCM7CTP5WR6HO}

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	2026-05-17T23:59:53.689333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fa89fba459f2c2d284cf8a6feda3e3baa26845246f1ae0bc529ba86015ff973

Aliases

arxiv: 1708.07948 · arxiv_version: 1708.07948v3 · doi: 10.48550/arxiv.1708.07948 · pith_short_12: L6UJ7OSFT4WC · pith_short_16: L6UJ7OSFT4WC2KCM · pith_short_8: L6UJ7OSF

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/L6UJ7OSFT4WC2KCM7CTP5WR6HO \
  | 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: 5fa89fba459f2c2d284cf8a6feda3e3baa26845246f1ae0bc529ba86015ff973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f4683df033de7ca1965b7822db8f1bbb008661830b93cd4394afa381bbf9c52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-08-26T08:07:54Z",
    "title_canon_sha256": "6b9e89d93e8010ba360a41964510c9eeee6d4b14c2e16a7f56a94f913ed283fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07948",
    "kind": "arxiv",
    "version": 3
  }
}