Pith Number

pith:XF6DDNQN

pith:2020:XF6DDNQNEDCQ6Z7EYPU3OP4NYX

not attested not anchored not stored refs pending

Classification of $2$-component virtual links up to $\Xi$-moves

Jean-Baptiste Meilhan, Kodai Wada, Shin Satoh

arxiv:2002.08305 v2 · 2020-02-19 · 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{XF6DDNQNEDCQ6Z7EYPU3OP4NYX}

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	2026-07-05T07:02:23.521420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b97c31b60d20c50f67e4c3e9b73f8dc5fac4692b92151126315680ad7c98c8e8

Aliases

arxiv: 2002.08305 · arxiv_version: 2002.08305v2 · doi: 10.48550/arxiv.2002.08305 · pith_short_12: XF6DDNQNEDCQ · pith_short_16: XF6DDNQNEDCQ6Z7E · pith_short_8: XF6DDNQN

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/XF6DDNQNEDCQ6Z7EYPU3OP4NYX \
  | 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: b97c31b60d20c50f67e4c3e9b73f8dc5fac4692b92151126315680ad7c98c8e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e612553a713dd070bb9928c90048dc609198cfb74b47dfa305ea6df4d67b4a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2020-02-19T17:34:57Z",
    "title_canon_sha256": "de33368969142834a1264be2f60eba97bb9a6a68c22232f098372c4e345b50e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08305",
    "kind": "arxiv",
    "version": 2
  }
}