Pith Number

pith:IASS3QHU

pith:2018:IASS3QHUXEJKST4NOJNNUK3W2L

not attested not anchored not stored refs pending

Hurwitz Theory of Elliptic Orbifolds, II

Philip Engel

arxiv:1809.07434 v1 · 2018-09-20 · math.AG · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IASS3QHUXEJKST4NOJNNUK3W2L}

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	2026-05-18T00:05:16.339083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40252dc0f4b912a94f8d725ada2b76d2eadd6181203380d27145762099060c72

Aliases

arxiv: 1809.07434 · arxiv_version: 1809.07434v1 · doi: 10.48550/arxiv.1809.07434 · pith_short_12: IASS3QHUXEJK · pith_short_16: IASS3QHUXEJKST4N · pith_short_8: IASS3QHU

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/IASS3QHUXEJKST4NOJNNUK3W2L \
  | 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: 40252dc0f4b912a94f8d725ada2b76d2eadd6181203380d27145762099060c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd6ef0422e7341de08b190710f8a60701161ce26fbf58db4aa49e7447a686d89",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-09-20T00:03:23Z",
    "title_canon_sha256": "6e850fa2440040e5b77c867a0e54af6f38f480d2028cec0eb6b4940ececaef1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07434",
    "kind": "arxiv",
    "version": 1
  }
}