Pith Number

pith:HPFC3XSG

pith:2020:HPFC3XSGSE6R27DZNQUG5QGGOX

not attested not anchored not stored refs pending

Geomstats: A Python Package for Riemannian Geometry in Machine Learning

Alice Le Brigant, Benjamin Hou, Bernhard Kainz, Christian Shewmake, Claire Donnat, Hadi Zaatiti, Hatem Hajri, Johan Mathe, Nicolas Guigui, Niklas Koep, Nina Miolane, Olivier Peltre, Paul Chauchat, Stefan Heyder, Susan Holmes, Thomas Gerald, Xavier Pennec, Yann Cabanes, Yann Thanwerdas

arxiv:2004.04667 v1 · 2020-04-07 · cs.LG · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPFC3XSGSE6R27DZNQUG5QGGOX}

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.

Cited by

1 paper in Pith

Conformal-DP: A Density-Aware Mechanism for Differential Privacy over Riemannian Manifolds via Conformal Transformation

Receipt and verification

First computed	2026-07-05T00:54:10.111362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bca2dde46913d1d7c796c286ec0c675f7ccbb88f621cb91d070fece6665d913

Aliases

arxiv: 2004.04667 · arxiv_version: 2004.04667v1 · doi: 10.48550/arxiv.2004.04667 · pith_short_12: HPFC3XSGSE6R · pith_short_16: HPFC3XSGSE6R27DZ · pith_short_8: HPFC3XSG

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/HPFC3XSGSE6R27DZNQUG5QGGOX \
  | 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: 3bca2dde46913d1d7c796c286ec0c675f7ccbb88f621cb91d070fece6665d913

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b10810cb8792579efd9f3c5dadd956a5b3f778d7cd023c0db621b853886efb85",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-07T20:41:50Z",
    "title_canon_sha256": "285dc82bf12b88dfd1d8bb18896c3c8403983f20282cdca579b085a2896b763b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04667",
    "kind": "arxiv",
    "version": 1
  }
}