Pith Number

pith:M6JV4MCK

pith:2020:M6JV4MCK3BC7ARWWWTFZTYSGKD

not attested not anchored not stored refs pending

Algebraic links in lens spaces

Eva Horvat

arxiv:2002.10417 v2 · 2020-02-24 · math.GT · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6JV4MCK3BC7ARWWWTFZTYSGKD}

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	2026-07-05T01:59:10.892372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67935e304ad845f046d6b4cb99e24650d3c16fe79249a073b1882fb8aa78f303

Aliases

arxiv: 2002.10417 · arxiv_version: 2002.10417v2 · doi: 10.48550/arxiv.2002.10417 · pith_short_12: M6JV4MCK3BC7 · pith_short_16: M6JV4MCK3BC7ARWW · pith_short_8: M6JV4MCK

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/M6JV4MCK3BC7ARWWWTFZTYSGKD \
  | 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: 67935e304ad845f046d6b4cb99e24650d3c16fe79249a073b1882fb8aa78f303

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fbdc4e30deab533336c7f07326d728d797f876b563474dd3b8ae357690d0d64",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2020-02-24T18:01:55Z",
    "title_canon_sha256": "41e0169836ffdd4622023728441c61b941bb0bf94855ea8d1bf7329f4bc3fa57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.10417",
    "kind": "arxiv",
    "version": 2
  }
}