Pith Number

pith:GMG7IBCF

pith:2012:GMG7IBCF34PDPGB3PG7L6CVBD2

not attested not anchored not stored refs pending

Fast estimation of posterior probabilities in change-point models through a constrained hidden Markov model

Gregory Nuel, The-Minh Luong, Yves Rozenholc

arxiv:1203.4394 v2 · 2012-03-20 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMG7IBCF34PDPGB3PG7L6CVBD2}

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	2026-05-18T03:35:54.207231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

330df40445df1e37983b79bebf0aa11eabf7b00ddf9916112fc867cc7d6f6cd4

Aliases

arxiv: 1203.4394 · arxiv_version: 1203.4394v2 · doi: 10.48550/arxiv.1203.4394 · pith_short_12: GMG7IBCF34PD · pith_short_16: GMG7IBCF34PDPGB3 · pith_short_8: GMG7IBCF

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/GMG7IBCF34PDPGB3PG7L6CVBD2 \
  | 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: 330df40445df1e37983b79bebf0aa11eabf7b00ddf9916112fc867cc7d6f6cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab02546146b7cfb23b71b19d7ccf08a686ddc7bd22be1b2b7428cbf2dc5dd58f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2012-03-20T11:15:31Z",
    "title_canon_sha256": "e24f561b8417c0334db3a182532cfafe175b4955b9d2e342a3f85024d2d5c345"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4394",
    "kind": "arxiv",
    "version": 2
  }
}