Pith Number

pith:XJTSUHQG

pith:2014:XJTSUHQGCVBS3FXOYNQ4K32PAK

not attested not anchored not stored refs pending

On the convergence of Maronna's $M$-estimators of scatter

Frederic Pascal, Romain Couillet, Yacine Chitour

arxiv:1403.5977 v4 · 2014-03-24 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJTSUHQGCVBS3FXOYNQ4K32PAK}

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	2026-05-18T01:43:51.889662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba672a1e0615432d96eec361c56f4f02a22acc11707ef22c2d590f549a30f081

Aliases

arxiv: 1403.5977 · arxiv_version: 1403.5977v4 · doi: 10.48550/arxiv.1403.5977 · pith_short_12: XJTSUHQGCVBS · pith_short_16: XJTSUHQGCVBS3FXO · pith_short_8: XJTSUHQG

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/XJTSUHQGCVBS3FXOYNQ4K32PAK \
  | 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: ba672a1e0615432d96eec361c56f4f02a22acc11707ef22c2d590f549a30f081

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc785f5d77fade37f78cce0e57817946f380a1f0ed02f494dbcf94151ccaebf0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2014-03-24T14:50:09Z",
    "title_canon_sha256": "086b427199e305899505c1b5db8beb0d907e792884bf9318d2a30547b074b988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5977",
    "kind": "arxiv",
    "version": 4
  }
}