Pith Number

pith:FJYKTNRM

pith:2016:FJYKTNRMIWJQQPPYKBZG3IPMBM

not attested not anchored not stored refs pending

Algebraic Properties of Quandle Extensions and Values of Cocycle Knot Invariants

Masahico Saito, W. Edwin Clark

arxiv:1603.06020 v1 · 2016-03-19 · 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{FJYKTNRMIWJQQPPYKBZG3IPMBM}

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	2026-05-18T01:18:51.975816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a70a9b62c4593083df850726da1ec0b3155685d95092540aff4e7542a12bd8b

Aliases

arxiv: 1603.06020 · arxiv_version: 1603.06020v1 · doi: 10.48550/arxiv.1603.06020 · pith_short_12: FJYKTNRMIWJQ · pith_short_16: FJYKTNRMIWJQQPPY · pith_short_8: FJYKTNRM

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/FJYKTNRMIWJQQPPYKBZG3IPMBM \
  | 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: 2a70a9b62c4593083df850726da1ec0b3155685d95092540aff4e7542a12bd8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0903501829711c1a36316604a8571d521b034c00c07a19e20b712f8e669ce649",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-03-19T00:20:57Z",
    "title_canon_sha256": "50e370d7ceaa60ab5104399271a875e0daefaa345d5eacc745aea7147eef1d19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06020",
    "kind": "arxiv",
    "version": 1
  }
}