Pith Number

pith:R7364KYR

pith:2016:R7364KYRPPACJZ7VKNPVNN6M4U

not attested not anchored not stored refs pending

Determinant density and biperiodic alternating links

Abhijit Champanerkar, Ilya Kofman

arxiv:1604.03795 v2 · 2016-04-13 · 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{R7364KYRPPACJZ7VKNPVNN6M4U}

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	2026-05-18T00:00:41.601250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ff7ee2b117bc024e7f5535f56b7cce520d9ff4bc8c630e43406ff60a13172dd

Aliases

arxiv: 1604.03795 · arxiv_version: 1604.03795v2 · doi: 10.48550/arxiv.1604.03795 · pith_short_12: R7364KYRPPAC · pith_short_16: R7364KYRPPACJZ7V · pith_short_8: R7364KYR

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/R7364KYRPPACJZ7VKNPVNN6M4U \
  | 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: 8ff7ee2b117bc024e7f5535f56b7cce520d9ff4bc8c630e43406ff60a13172dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3eb0b213cbb729e860a0aac64fcefbdaa79b3dccc9a8cf71b62108ce5133d43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-04-13T14:23:07Z",
    "title_canon_sha256": "de525e07dc90405c90aff5f8687b047c783449c9f3886bc82c7eb1c7a53b2cfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03795",
    "kind": "arxiv",
    "version": 2
  }
}