Pith Number

pith:VIZM7D7Q

pith:2010:VIZM7D7QK6G37MSNDU3MUARER7

not attested not anchored not stored refs pending

Maximum penalized quasi-likelihood estimation of the diffusion function

Constantinos Kardaras, Jeff Hamrick, Murad Taqqu, Yifei Huang

arxiv:1008.2421 v2 · 2010-08-14 · q-fin.ST

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VIZM7D7QK6G37MSNDU3MUARER7}

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	2026-05-18T04:31:51.068425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa32cf8ff0578dbfb24d1d36ca02248fc2148886e953323bf49028c52457a950

Aliases

arxiv: 1008.2421 · arxiv_version: 1008.2421v2 · doi: 10.48550/arxiv.1008.2421 · pith_short_12: VIZM7D7QK6G3 · pith_short_16: VIZM7D7QK6G37MSN · pith_short_8: VIZM7D7Q

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/VIZM7D7QK6G37MSNDU3MUARER7 \
  | 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: aa32cf8ff0578dbfb24d1d36ca02248fc2148886e953323bf49028c52457a950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd70ba32cb7f48e94241116844d67ae5a374d24d856c35c81d837363d9baa7ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2010-08-14T09:11:06Z",
    "title_canon_sha256": "904496316d51f9e30931b43f1123f1272f1c33d4fcf5600ea94084052cd607fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2421",
    "kind": "arxiv",
    "version": 2
  }
}