Pith Number

pith:O52QL6TE

pith:2013:O52QL6TEOCLZ6O5RPEUJEBLS4G

not attested not anchored not stored refs pending

Maximum-likelihood estimation for diffusion processes via closed-form density expansions

Chenxu Li

arxiv:1308.2764 v1 · 2013-08-13 · 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{O52QL6TEOCLZ6O5RPEUJEBLS4G}

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	2026-05-18T03:16:05.305579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

777505fa6470979f3bb17928920572e1a545456d8b69ac94e33d6393d145dcd6

Aliases

arxiv: 1308.2764 · arxiv_version: 1308.2764v1 · doi: 10.48550/arxiv.1308.2764 · pith_short_12: O52QL6TEOCLZ · pith_short_16: O52QL6TEOCLZ6O5R · pith_short_8: O52QL6TE

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/O52QL6TEOCLZ6O5RPEUJEBLS4G \
  | 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: 777505fa6470979f3bb17928920572e1a545456d8b69ac94e33d6393d145dcd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b1326521cf8d96c117cea70a744479b9b044dba5b637ef6d0e9ef8edeed2f7",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-08-13T06:19:03Z",
    "title_canon_sha256": "c0ea8950c4cbef5fb879c5807dc4ad94bab9780632812fed6c04d8978cd8852d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2764",
    "kind": "arxiv",
    "version": 1
  }
}