Pith Number

pith:H4ZLCCNU

pith:2013:H4ZLCCNUW5YYBUWV7HEUYPXG62

not attested not anchored not stored refs pending

Twisting the Alive Particle Filter

Adam Persing, Ajay Jasra

arxiv:1308.4462 v1 · 2013-08-21 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4ZLCCNUW5YYBUWV7HEUYPXG62}

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	2026-05-18T03:15:31.774386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f32b109b4b77180d2d5f9c94c3ee6f6bee0af3c146c1ea02159896f0af0bb72

Aliases

arxiv: 1308.4462 · arxiv_version: 1308.4462v1 · doi: 10.48550/arxiv.1308.4462 · pith_short_12: H4ZLCCNUW5YY · pith_short_16: H4ZLCCNUW5YYBUWV · pith_short_8: H4ZLCCNU

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/H4ZLCCNUW5YYBUWV7HEUYPXG62 \
  | 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: 3f32b109b4b77180d2d5f9c94c3ee6f6bee0af3c146c1ea02159896f0af0bb72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc6c0a713d6b982eba81dea98b8592de4cf5c52857329f23fef427dc14c09c65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-08-21T01:23:52Z",
    "title_canon_sha256": "af49fbbd052bbf7b0de10c07201dc848f19e9652c5b2cad77b5a1c88273bfd9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4462",
    "kind": "arxiv",
    "version": 1
  }
}