Pith Number

pith:VEWE4LE6

pith:2006:VEWE4LE6GQFTLOAZJK4LMLNLVU

not attested not anchored not stored refs pending

An SL(2,C) Algebro-Geometric Invariant of Knots

Qingxue Wang, Weiping Li

arxiv:math/0610752 v1 · 2006-10-25 · 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{VEWE4LE6GQFTLOAZJK4LMLNLVU}

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	2026-05-18T04:05:59.575247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a92c4e2c9e340b35b8194ab8b62dabad1320409a25aef57d7e0b016412b6eabd

Aliases

arxiv: math/0610752 · arxiv_version: math/0610752v1 · doi: 10.48550/arxiv.math/0610752 · pith_short_12: VEWE4LE6GQFT · pith_short_16: VEWE4LE6GQFTLOAZ · pith_short_8: VEWE4LE6

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/VEWE4LE6GQFTLOAZJK4LMLNLVU \
  | 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: a92c4e2c9e340b35b8194ab8b62dabad1320409a25aef57d7e0b016412b6eabd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b171497410c9158b4944058f9caf148174bf684d3d1b48cbc229fedc566471df",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2006-10-25T14:21:47Z",
    "title_canon_sha256": "966ad450a9dc0028edbd55b5ef257d019079a894f17efa2e5213168bdb892a1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0610752",
    "kind": "arxiv",
    "version": 1
  }
}