Pith Number

pith:5FDFQRH5

pith:2010:5FDFQRH56T4MFN7FZYSINVDKWP

not attested not anchored not stored refs pending

Classification of Pseudo-Riemannian submersions with totally geodesic fibres from pseudo-hyperbolic spaces

Gabriel Baditoiu

arxiv:1001.4490 v3 · 2010-01-25 · 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{5FDFQRH56T4MFN7FZYSINVDKWP}

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	2026-05-18T03:14:07.177028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9465844fdf4f8c2b7e5ce2486d46ab3e29efa82bcabb724b7304ab83f1c2242

Aliases

arxiv: 1001.4490 · arxiv_version: 1001.4490v3 · doi: 10.48550/arxiv.1001.4490 · pith_short_12: 5FDFQRH56T4M · pith_short_16: 5FDFQRH56T4MFN7F · pith_short_8: 5FDFQRH5

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/5FDFQRH56T4MFN7FZYSINVDKWP \
  | 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: e9465844fdf4f8c2b7e5ce2486d46ab3e29efa82bcabb724b7304ab83f1c2242

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f4fe070d56600456f6d9bfd2a92e3e78029c8e70ac9248227f84e43411d9dcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-01-25T17:22:23Z",
    "title_canon_sha256": "b0c40d56643899ab0c9d56257ef42d954faf73532cea6529c71a7ab5650f16e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.4490",
    "kind": "arxiv",
    "version": 3
  }
}