Pith Number

pith:7QA2E7HM

pith:2019:7QA2E7HMCUEDD7DFRLWDCFW2IC

not attested not anchored not stored refs pending

Event-triggered distributed Bayes filter

Daniela Selvi, Giorgio Battistelli, Lin Gao, Luigi Chisci

arxiv:1902.09825 v1 · 2019-02-26 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QA2E7HMCUEDD7DFRLWDCFW2IC}

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	2026-05-17T23:52:35.247610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc01a27cec150831fc658aec3116da40841122597c9adc7fe391e619c4e4fc18

Aliases

arxiv: 1902.09825 · arxiv_version: 1902.09825v1 · doi: 10.48550/arxiv.1902.09825 · pith_short_12: 7QA2E7HMCUED · pith_short_16: 7QA2E7HMCUEDD7DF · pith_short_8: 7QA2E7HM

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/7QA2E7HMCUEDD7DFRLWDCFW2IC \
  | 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: fc01a27cec150831fc658aec3116da40841122597c9adc7fe391e619c4e4fc18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81c046e9e37799279e3edae9e1a5323d6a461fc87d843a2f0f855d3545adb6c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2019-02-26T09:48:23Z",
    "title_canon_sha256": "f8c72d48dc47e4d28aedfee63bf21764460f8fa0572014df63b0755633f4e2cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09825",
    "kind": "arxiv",
    "version": 1
  }
}