Pith Number

pith:LVD5JH2S

pith:2011:LVD5JH2SSTZL22S4Z4NSUZGAB6

not attested not anchored not stored refs pending

Roots of Dehn twists about separating curves

Kashyap Rajeevsarathy

arxiv:1104.0968 v1 · 2011-04-05 · 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{LVD5JH2SSTZL22S4Z4NSUZGAB6}

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	2026-05-18T03:02:44.225852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d47d49f5294f2bd6a5ccf1b2a64c00f9c700503a10dd11e8d5ad728e96adb65

Aliases

arxiv: 1104.0968 · arxiv_version: 1104.0968v1 · doi: 10.48550/arxiv.1104.0968 · pith_short_12: LVD5JH2SSTZL · pith_short_16: LVD5JH2SSTZL22S4 · pith_short_8: LVD5JH2S

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/LVD5JH2SSTZL22S4Z4NSUZGAB6 \
  | 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: 5d47d49f5294f2bd6a5ccf1b2a64c00f9c700503a10dd11e8d5ad728e96adb65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a0629be15451656465c47f2478a1773009327eb4ea0e30520cd8e8731081a28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2011-04-05T21:56:11Z",
    "title_canon_sha256": "eb62632cb5058999df8582cb61fd0d3e9654809a9b54b04c2e39026144e73367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0968",
    "kind": "arxiv",
    "version": 1
  }
}