Pith Number

pith:SCZ4DHRD

pith:2015:SCZ4DHRDBWHUDN2AVCGSVJYN7K

not attested not anchored not stored refs pending

Compactification of certain Clifford-Klein forms of reductive homogeneous spaces

Anna Wienhard, Fanny Kassel, Fran\c{c}ois Gu\'eritaud, Olivier Guichard

arxiv:1506.03742 v2 · 2015-06-11 · 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{SCZ4DHRDBWHUDN2AVCGSVJYN7K}

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	2026-05-18T01:35:54.233189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90b3c19e230d8f41b740a88d2aa70dfa85da90c2e0402c02bb8f7952ec27270d

Aliases

arxiv: 1506.03742 · arxiv_version: 1506.03742v2 · doi: 10.48550/arxiv.1506.03742 · pith_short_12: SCZ4DHRDBWHU · pith_short_16: SCZ4DHRDBWHUDN2A · pith_short_8: SCZ4DHRD

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/SCZ4DHRDBWHUDN2AVCGSVJYN7K \
  | 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: 90b3c19e230d8f41b740a88d2aa70dfa85da90c2e0402c02bb8f7952ec27270d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "619ed8fb80457683c8fa50e4f653c4e49b32bfec77ce9029b0e2bdebcdfab558",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-06-11T16:56:08Z",
    "title_canon_sha256": "40375175df698bb570d3d8975d969c58334dd72f47d250b393d82b10910fe5d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03742",
    "kind": "arxiv",
    "version": 2
  }
}