Pith Number

pith:EHYRED4Q

pith:2019:EHYRED4QD2UUJQJDBK6TD4S2HZ

not attested not anchored not stored refs pending

Precision Annealing Monte Carlo Methods for Statistical Data Assimilation: Metropolis-Hastings Procedures

Adrian S. Wong, Henry D.I. Abarbanel, Kangbo Hao, Zheng Fang

arxiv:1901.04598 v1 · 2019-01-14 · stat.CO · physics.data-an · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHYRED4QD2UUJQJDBK6TD4S2HZ}

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	2026-05-17T23:56:22.274235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f1120f901ea944c1230abd31f25a3e4428952cb53301791632393941f8e404

Aliases

arxiv: 1901.04598 · arxiv_version: 1901.04598v1 · doi: 10.48550/arxiv.1901.04598 · pith_short_12: EHYRED4QD2UU · pith_short_16: EHYRED4QD2UUJQJD · pith_short_8: EHYRED4Q

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/EHYRED4QD2UUJQJDBK6TD4S2HZ \
  | 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: 21f1120f901ea944c1230abd31f25a3e4428952cb53301791632393941f8e404

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e96a003af543e4160afde2249b093c15c6ddb14186cc3b115fb6cb78859c559a",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2019-01-14T22:49:21Z",
    "title_canon_sha256": "4e466a18100f1e709568366475c5ad5fd2ea6ee2b98b275c631b1a8bae9edfc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04598",
    "kind": "arxiv",
    "version": 1
  }
}