Pith Number

pith:DDU5S53H

pith:2020:DDU5S53HWYCSKGD6O3VZ4MZH33

not attested not anchored not stored refs pending

Quandles versus symmetric quandles for oriented links

Kanako Oshiro

arxiv:2010.09983 v1 · 2020-10-20 · math.GT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDU5S53HWYCSKGD6O3VZ4MZH33}

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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.

Cited by

1 paper in Pith

Associated groups of symmetric quandles

Receipt and verification

First computed	2026-07-05T01:44:26.003619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e9d97767b60525187e76eb9e3327deefd89c8d1f4c4155758f6c79c7068215

Aliases

arxiv: 2010.09983 · arxiv_version: 2010.09983v1 · doi: 10.48550/arxiv.2010.09983 · pith_short_12: DDU5S53HWYCS · pith_short_16: DDU5S53HWYCSKGD6 · pith_short_8: DDU5S53H

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/DDU5S53HWYCSKGD6O3VZ4MZH33 \
  | 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: 18e9d97767b60525187e76eb9e3327deefd89c8d1f4c4155758f6c79c7068215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f68e3c4a5b30595b77fd3cae65e0d9b163bc4aa3dcec2444396cefe0fd29ca62",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2020-10-20T03:07:05Z",
    "title_canon_sha256": "4d1046297b401f77dc5ce2b8a9776a377be92fcd7e810536e38dcede64c21541"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.09983",
    "kind": "arxiv",
    "version": 1
  }
}