Pith Number

pith:QWROXTY3

pith:2012:QWROXTY3NT4JE6UAOT7SVLKGXB

not attested not anchored not stored refs pending

The Space of Geometric Limits of One-generator Closed Subgroups of PSL2(R)

Hyungryul Baik, Lucien Clavier

arxiv:1202.1365 v2 · 2012-02-07 · 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{QWROXTY3NT4JE6UAOT7SVLKGXB}

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	2026-05-18T03:29:27.751732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a2ebcf1b6cf8927a8074ff2aad46b86021c318f9a78a4d5cf79a4e3f1ee335

Aliases

arxiv: 1202.1365 · arxiv_version: 1202.1365v2 · doi: 10.48550/arxiv.1202.1365 · pith_short_12: QWROXTY3NT4J · pith_short_16: QWROXTY3NT4JE6UA · pith_short_8: QWROXTY3

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/QWROXTY3NT4JE6UAOT7SVLKGXB \
  | 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: 85a2ebcf1b6cf8927a8074ff2aad46b86021c318f9a78a4d5cf79a4e3f1ee335

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39d4c6f53715bd2afc2e8175e04cf6dd1f538ba239aacc1e002442d35de218fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2012-02-07T08:02:05Z",
    "title_canon_sha256": "3b2d8f52cea75973f3784355616dee4879015d7f5c4327c07baf267589c37fd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1365",
    "kind": "arxiv",
    "version": 2
  }
}