Pith Number

pith:JVVXOFWK

pith:2015:JVVXOFWKYZHOOHLM4EJO2T6VGA

not attested not anchored not stored refs pending

Computations of quandle cocyle invariants of surface-links using marked graph diagrams

Jieon Kim, Sang Youl Lee, Seiichi Kamada

arxiv:1502.01450 v1 · 2015-02-05 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JVVXOFWKYZHOOHLM4EJO2T6VGA}

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	2026-05-18T02:27:52.017071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d6b7716cac64ee71d6ce112ed4fd5301d01f68b4fe1f0643b1a6054fb9b478e

Aliases

arxiv: 1502.01450 · arxiv_version: 1502.01450v1 · doi: 10.48550/arxiv.1502.01450 · pith_short_12: JVVXOFWKYZHO · pith_short_16: JVVXOFWKYZHOOHLM · pith_short_8: JVVXOFWK

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/JVVXOFWKYZHOOHLM4EJO2T6VGA \
  | 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: 4d6b7716cac64ee71d6ce112ed4fd5301d01f68b4fe1f0643b1a6054fb9b478e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9d338be6f05fa738a04e72d70d4dd4ac0ae0be02c3011b619e4a92c89fb0670",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-02-05T08:11:32Z",
    "title_canon_sha256": "04ecacdb597d647db66d34c53d603c30cb94802f59608fa6b1db622f9fe13116"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01450",
    "kind": "arxiv",
    "version": 1
  }
}