Pith Number

pith:FPEGZZTU

pith:1992:FPEGZZTU6VGL2XJUEAC622F22M

not attested not anchored not stored refs pending

Pleating coordinates for the Teichm\"{u}ller space of a punctured torus

Caroline Series, Linda Keen

arxiv:math/9201263 v1 · 1992-01-01 · math.GT · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPEGZZTU6VGL2XJUEAC622F22M}

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	2026-05-18T01:05:54.605178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bc86ce674f54cbd5d342005ed68bad3310edabfa3331e1bbd384589a5e8fbf4

Aliases

arxiv: math/9201263 · arxiv_version: math/9201263v1 · doi: 10.48550/arxiv.math/9201263 · pith_short_12: FPEGZZTU6VGL · pith_short_16: FPEGZZTU6VGL2XJU · pith_short_8: FPEGZZTU

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/FPEGZZTU6VGL2XJUEAC622F22M \
  | 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: 2bc86ce674f54cbd5d342005ed68bad3310edabfa3331e1bbd384589a5e8fbf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81c1c754330f707465a5655b862c8228a9148bb837629ddc5170540640f84f66",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "1992-01-01T00:00:00Z",
    "title_canon_sha256": "c02ac3d46fac8cbcdb3f9d25f887733cb849c0195afb260a5ddb8a5064162cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9201263",
    "kind": "arxiv",
    "version": 1
  }
}