Pith Number

pith:BAQORKER

pith:2014:BAQORKER3RTO4Y3YHBJSV25A6W

not attested not anchored not stored refs pending

The growth of torus link groups

Makoto Tamura, Yasushi Yamashita, Yoshiyuki Nakagawa

arxiv:1401.3403 v1 · 2014-01-15 · math.GR · 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{BAQORKER3RTO4Y3YHBJSV25A6W}

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	2026-05-18T03:02:09.386337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0820e8a891dc66ee637838532aeba0f58ebb62dfe5fb89835d42f4b53ad31e9b

Aliases

arxiv: 1401.3403 · arxiv_version: 1401.3403v1 · doi: 10.48550/arxiv.1401.3403 · pith_short_12: BAQORKER3RTO · pith_short_16: BAQORKER3RTO4Y3Y · pith_short_8: BAQORKER

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/BAQORKER3RTO4Y3YHBJSV25A6W \
  | 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: 0820e8a891dc66ee637838532aeba0f58ebb62dfe5fb89835d42f4b53ad31e9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb0f8d822d9960187ea08107983c81aeaa4c7b64579866c46c6fce1424d0326",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-01-15T01:38:46Z",
    "title_canon_sha256": "19cc06cc8e21211d59b76cab9e0aa4d2c41d936f6626a2b32be4142b60212309"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3403",
    "kind": "arxiv",
    "version": 1
  }
}