Pith Number

pith:LJ2SKOZE

pith:2018:LJ2SKOZE65NDV7UDXF2YGOTKQS

not attested not anchored not stored refs pending

Holomorphic quadratic differentials dual to Fenchel-Nielsen coordinates

Melanie Rupflin, Nadine Gro{\ss}e

arxiv:1806.04384 v2 · 2018-06-12 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LJ2SKOZE65NDV7UDXF2YGOTKQS}

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	2026-05-17T23:58:14.208769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a75253b24f75a3afe83b975833a6a849c6e339b831e6b7576d154d4bed62ecc

Aliases

arxiv: 1806.04384 · arxiv_version: 1806.04384v2 · doi: 10.48550/arxiv.1806.04384 · pith_short_12: LJ2SKOZE65ND · pith_short_16: LJ2SKOZE65NDV7UD · pith_short_8: LJ2SKOZE

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/LJ2SKOZE65NDV7UDXF2YGOTKQS \
  | 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: 5a75253b24f75a3afe83b975833a6a849c6e339b831e6b7576d154d4bed62ecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abd2e152a8dc2482095664ce322e4181e4315e141ec1e42751858cfb66e327ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-06-12T08:19:09Z",
    "title_canon_sha256": "7ded36d4ec83d619a45710430cf60724e8be0ecf4abc692a51f9189895014696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04384",
    "kind": "arxiv",
    "version": 2
  }
}