Pith Number

pith:MIXYBJDW

pith:2017:MIXYBJDWZMCAA7YVRMCKYDOLDA

not attested not anchored not stored refs pending

Psyquandles, Singular Knots and Pseudoknots

Natsumi Oyamaguchi, Radmila Sazdanovic, Sam Nelson

arxiv:1710.08481 v1 · 2017-10-23 · math.GT · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MIXYBJDWZMCAA7YVRMCKYDOLDA}

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	2026-05-18T00:32:15.919848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

622f80a476cb04007f158b04ac0dcb183fe01dd62d0639e9cda1b484933e513e

Aliases

arxiv: 1710.08481 · arxiv_version: 1710.08481v1 · doi: 10.48550/arxiv.1710.08481 · pith_short_12: MIXYBJDWZMCA · pith_short_16: MIXYBJDWZMCAA7YV · pith_short_8: MIXYBJDW

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/MIXYBJDWZMCAA7YVRMCKYDOLDA \
  | 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: 622f80a476cb04007f158b04ac0dcb183fe01dd62d0639e9cda1b484933e513e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "278f72b94a4029e90568fc8bb6d9522e6d999711410f2faf8b10a6ed312c7082",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-10-23T19:59:51Z",
    "title_canon_sha256": "167cdfe1ed616d150413a5ad9dcd1936668a5863705261141051dbcb89b36fe2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08481",
    "kind": "arxiv",
    "version": 1
  }
}