Pith Number

pith:FCJNFJYH

pith:2026:FCJNFJYHFDAR3GAHAAASYWDIVN

not attested not anchored not stored refs pending

Proximal DCA for Fr\'echet Regression on Riemannian Manifolds with Bounded Curvature

C\'esar A. Uribe, Yamin Zhou

arxiv:2605.23097 v1 · 2026-05-21 · math.OC · 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{FCJNFJYHFDAR3GAHAAASYWDIVN}

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	2026-05-25T02:01:38.091154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2892d2a70728c11d980700012c5868ab618039079ae3c815c9c0aa6863ccb85b

Aliases

arxiv: 2605.23097 · arxiv_version: 2605.23097v1 · doi: 10.48550/arxiv.2605.23097 · pith_short_12: FCJNFJYHFDAR · pith_short_16: FCJNFJYHFDAR3GAH · pith_short_8: FCJNFJYH

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/FCJNFJYHFDAR3GAHAAASYWDIVN \
  | 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: 2892d2a70728c11d980700012c5868ab618039079ae3c815c9c0aa6863ccb85b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ce0a053c0ecf59fcbe3531b812af41a6077981b9e3c7eaad9f341978c5cf74",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-21T23:08:35Z",
    "title_canon_sha256": "8e7ac98f98c6ea1a8046d8ef26ac725759b7fde8a32cedb74b475756ed35948d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23097",
    "kind": "arxiv",
    "version": 1
  }
}