Pith Number

pith:G26BZCNM

pith:2014:G26BZCNMQ2A7CYY6DPVUMNEY3M

not attested not anchored not stored refs pending

Stein Unbiased GrAdient estimator of the Risk (SUGAR) for multiple parameter selection

Charles-Alban Deledalle (IMB), Gabriel Peyr\'e (CEREMADE), Jalal M. Fadili (GREYC), Samuel Vaiter (CEREMADE)

arxiv:1405.1164 v2 · 2014-05-06 · math.ST · stat.AP · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G26BZCNMQ2A7CYY6DPVUMNEY3M}

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	2026-05-18T02:45:31.368853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36bc1c89ac8681f1631e1beb463498db321f36e2c2e358832e9ef7839a2b8957

Aliases

arxiv: 1405.1164 · arxiv_version: 1405.1164v2 · doi: 10.48550/arxiv.1405.1164 · pith_short_12: G26BZCNMQ2A7 · pith_short_16: G26BZCNMQ2A7CYY6 · pith_short_8: G26BZCNM

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/G26BZCNMQ2A7CYY6DPVUMNEY3M \
  | 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: 36bc1c89ac8681f1631e1beb463498db321f36e2c2e358832e9ef7839a2b8957

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b250abe44b4f5790e59115be9b650ab07d1a7ce765e2fddf83441db2bb5b5ab",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-05-06T06:34:57Z",
    "title_canon_sha256": "4f0b08b7615edc5c845d841a7ee85923e904daebca02f6238b34ff24ee40ba60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1164",
    "kind": "arxiv",
    "version": 2
  }
}