Pith Number

pith:7R2QRWLH

pith:2012:7R2QRWLHUXIYV72LPLDKUYPZKD

not attested not anchored not stored refs pending

An Importance Sampling Algorithm Based on Evidence Pre-propagation

Changhe Yuan, Marek J. Druzdzel

arxiv:1212.2507 v1 · 2012-10-19 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7R2QRWLHUXIYV72LPLDKUYPZKD}

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	2026-05-18T03:38:44.456803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc7508d967a5d18aff4b7ac6aa61f950fa6566c251c721d7445b4778440f00fc

Aliases

arxiv: 1212.2507 · arxiv_version: 1212.2507v1 · doi: 10.48550/arxiv.1212.2507 · pith_short_12: 7R2QRWLHUXIY · pith_short_16: 7R2QRWLHUXIYV72L · pith_short_8: 7R2QRWLH

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/7R2QRWLHUXIYV72LPLDKUYPZKD \
  | 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: fc7508d967a5d18aff4b7ac6aa61f950fa6566c251c721d7445b4778440f00fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2b1535dbf93509cdb03b99806276b09a6a663cb8bae592d83913e694ce7e1ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2012-10-19T15:08:55Z",
    "title_canon_sha256": "fce43517c345a1415ee85adcf27a722818c308056cfa299c60917e653a147eb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2507",
    "kind": "arxiv",
    "version": 1
  }
}