Pith Number

pith:ACJ6A6EY

pith:2015:ACJ6A6EYE7KNIS6QJC4G5ZA2AT

not attested not anchored not stored refs pending

A Hybrid Monte-Carlo Sampling Smoother for Four Dimensional Data Assimilation

Adrian Sandu, Ahmed Attia, Vishwas Rao

arxiv:1505.04724 v1 · 2015-05-18 · cs.NA · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACJ6A6EYE7KNIS6QJC4G5ZA2AT}

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	2026-05-18T02:07:24.784355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0093e0789827d4d44bd048b86ee41a04d31ce8141b12296cfbb3064c62d7124e

Aliases

arxiv: 1505.04724 · arxiv_version: 1505.04724v1 · doi: 10.48550/arxiv.1505.04724 · pith_short_12: ACJ6A6EYE7KN · pith_short_16: ACJ6A6EYE7KNIS6Q · pith_short_8: ACJ6A6EY

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/ACJ6A6EYE7KNIS6QJC4G5ZA2AT \
  | 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: 0093e0789827d4d44bd048b86ee41a04d31ce8141b12296cfbb3064c62d7124e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb061b3979a450d551bdbf1496f1f6ed9d15f8d53e27c94db198a57aedab001b",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2015-05-18T17:15:49Z",
    "title_canon_sha256": "3ee9565ef5221600a4854fa862feb0442e284bbd45bd69cda4d4150dfbc79852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04724",
    "kind": "arxiv",
    "version": 1
  }
}