Pith Number

pith:TA37EGBZ

pith:2009:TA37EGBZLCRLAXLM45J7F46DJM

not attested not anchored not stored refs pending

Classification of Rauzy classes in the moduli space of quadratic differentials

Corentin Boissy (LATP)

arxiv:0904.3826 v2 · 2009-04-24 · 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{TA37EGBZLCRLAXLM45J7F46DJM}

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	2026-05-18T03:25:35.412127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9837f2183958a2b05d6ce753f2f3c34b1ca162749cd333bd3a7f2f8225a4a244

Aliases

arxiv: 0904.3826 · arxiv_version: 0904.3826v2 · doi: 10.48550/arxiv.0904.3826 · pith_short_12: TA37EGBZLCRL · pith_short_16: TA37EGBZLCRLAXLM · pith_short_8: TA37EGBZ

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/TA37EGBZLCRLAXLM45J7F46DJM \
  | 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: 9837f2183958a2b05d6ce753f2f3c34b1ca162749cd333bd3a7f2f8225a4a244

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f97762910ab434df356396ae8c048003c0c69615e939e1b96a4abefe2e4cb34c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2009-04-24T08:59:09Z",
    "title_canon_sha256": "7f79a797b16108c1a47562fdd8659852df6c79ef3f040ba248dd3f43b243e539"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3826",
    "kind": "arxiv",
    "version": 2
  }
}