Pith Number

pith:FUT2V7TT

pith:2026:FUT2V7TTQJXH27U343UPSPURH4

not attested not anchored not stored refs pending

Random-Subspace Frank--Wolfe over Strongly Convex Sets

Akiko Takeda, Pierre-Louis Poirion, Sebastian Pokutta

arxiv:2605.24819 v1 · 2026-05-24 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FUT2V7TTQJXH27U343UPSPURH4}

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	2026-05-26T01:03:59.892925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d27aafe73826e7d7e9be6e8f93e913f1d8f147c16a0f612fd4aedeb7087b037

Aliases

arxiv: 2605.24819 · arxiv_version: 2605.24819v1 · doi: 10.48550/arxiv.2605.24819 · pith_short_12: FUT2V7TTQJXH · pith_short_16: FUT2V7TTQJXH27U3 · pith_short_8: FUT2V7TT

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/FUT2V7TTQJXH27U343UPSPURH4 \
  | 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: 2d27aafe73826e7d7e9be6e8f93e913f1d8f147c16a0f612fd4aedeb7087b037

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "720975fc5e7573f92284dd3773f897258436a44f650d627662e4ff6cb5fb3f90",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-24T02:08:57Z",
    "title_canon_sha256": "75e51a24ab9e9fcc0bc9711cc7bb3971c5211874da8bc6cbff805d8d0d9a9327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24819",
    "kind": "arxiv",
    "version": 1
  }
}