Pith Number

pith:KX2CBT4C

pith:2017:KX2CBT4CEXJPYQ2XQT6IXDWYNQ

not attested not anchored not stored refs pending

Orbifold equivalence: structure and new examples

Andreas Recknagel, Paul Weinreb

arxiv:1708.08359 v1 · 2017-08-28 · math.QA · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KX2CBT4CEXJPYQ2XQT6IXDWYNQ}

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	2026-05-18T00:36:36.290667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55f420cf8225d2fc435784fc8b8ed86c1321dc3e35ab0d1f3ae8df27eb654ede

Aliases

arxiv: 1708.08359 · arxiv_version: 1708.08359v1 · doi: 10.48550/arxiv.1708.08359 · pith_short_12: KX2CBT4CEXJP · pith_short_16: KX2CBT4CEXJPYQ2X · pith_short_8: KX2CBT4C

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/KX2CBT4CEXJPYQ2XQT6IXDWYNQ \
  | 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: 55f420cf8225d2fc435784fc8b8ed86c1321dc3e35ab0d1f3ae8df27eb654ede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b54a453ed21451c5a1732eaba03e5420dcb41517fee4853ad3fa8bcb67609806",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2017-08-28T15:02:14Z",
    "title_canon_sha256": "01a5ada88d1d578e5b7b2eefd20980d92ffe1c255e947498249fdba25b863b70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08359",
    "kind": "arxiv",
    "version": 1
  }
}