Pith Number

pith:I66L3LJP

pith:2013:I66L3LJPBH4DNBK7WAN26YRFTN

not attested not anchored not stored refs pending

Loss minimization and parameter estimation with heavy tails

Daniel Hsu, Sivan Sabato

arxiv:1307.1827 v7 · 2013-07-07 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I66L3LJPBH4DNBK7WAN26YRFTN}

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	2026-05-18T01:17:01.457871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47bcbdad2f09f836855fb01baf62259b75f8cb0860fa32aafaadd4a91939312d

Aliases

arxiv: 1307.1827 · arxiv_version: 1307.1827v7 · doi: 10.48550/arxiv.1307.1827 · pith_short_12: I66L3LJPBH4D · pith_short_16: I66L3LJPBH4DNBK7 · pith_short_8: I66L3LJP

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/I66L3LJPBH4DNBK7WAN26YRFTN \
  | 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: 47bcbdad2f09f836855fb01baf62259b75f8cb0860fa32aafaadd4a91939312d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f10a79e4b4d5dfbb2903bd9a0f2ab199e5bfae9433f2eccf1f87e3cd474d9a54",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-07-07T01:38:16Z",
    "title_canon_sha256": "887072915132c0e2c28b9e3a69db85c1d54fa3bd18e8e2e351cb575bcb932d58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1827",
    "kind": "arxiv",
    "version": 7
  }
}