Pith Number

pith:YGA4LVJI

pith:2010:YGA4LVJIAE6E53H3HNY34BKYBD

not attested not anchored not stored refs pending

Filtering of continuous-time Markov chains with noise-free observation and applications

Fulvia Confortola, Marco Fuhrman

arxiv:1009.1039 v1 · 2010-09-06 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGA4LVJIAE6E53H3HNY34BKYBD}

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	2026-05-18T04:41:24.165430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c181c5d528013c4eecfb3b71be055808f6c28e4b21e23a754e3133108a6e01dc

Aliases

arxiv: 1009.1039 · arxiv_version: 1009.1039v1 · doi: 10.48550/arxiv.1009.1039 · pith_short_12: YGA4LVJIAE6E · pith_short_16: YGA4LVJIAE6E53H3 · pith_short_8: YGA4LVJI

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/YGA4LVJIAE6E53H3HNY34BKYBD \
  | 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: c181c5d528013c4eecfb3b71be055808f6c28e4b21e23a754e3133108a6e01dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31dc2a9c9a5a7fbedd8ce4cf74444844e679665788d8dfb9de9d4a0645b0e249",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2010-09-06T12:27:38Z",
    "title_canon_sha256": "fc48e2d63f90e3163645c7fa0d99515ae1bff96f18235bdf6ef58e85e4a11cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1039",
    "kind": "arxiv",
    "version": 1
  }
}