Pith Number

pith:3F2CD4UN

pith:2013:3F2CD4UNYFSAHMSR6XP7DRUBIS

not attested not anchored not stored refs pending

High-Frequency Tail Index Estimation by Nearly Tight Frames

Claudio Durastanti, Xiaohong Lan

arxiv:1303.0148 v1 · 2013-03-01 · math.ST · 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{3F2CD4UNYFSAHMSR6XP7DRUBIS}

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	2026-05-18T03:32:06.680499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d97421f28dc16403b251f5dff1c68144a92f448dfcc8aacfabd6e4484941c4b1

Aliases

arxiv: 1303.0148 · arxiv_version: 1303.0148v1 · doi: 10.48550/arxiv.1303.0148 · pith_short_12: 3F2CD4UNYFSA · pith_short_16: 3F2CD4UNYFSAHMSR · pith_short_8: 3F2CD4UN

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/3F2CD4UNYFSAHMSR6XP7DRUBIS \
  | 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: d97421f28dc16403b251f5dff1c68144a92f448dfcc8aacfabd6e4484941c4b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f40218025d297fa997f823456fb0a8f687788f49c6abece7794d39532f14c424",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-03-01T11:34:39Z",
    "title_canon_sha256": "133914b94b0e64ccc9c96e7675819498da3e15caf9e3c56db508ddab7a025f8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0148",
    "kind": "arxiv",
    "version": 1
  }
}