Pith Number

pith:LDKOS6DU

pith:2019:LDKOS6DUFDUDEMJZDCFIYJBMIB

not attested not anchored not stored refs pending

Proportional hazards model with partly interval censoring and its penalized likelihood estimation

Dominique-Laurent Couturier, Ian Marschner, Jun Ma, Stephane Heritier

arxiv:1904.06789 v1 · 2019-04-15 · 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{LDKOS6DUFDUDEMJZDCFIYJBMIB}

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	2026-05-17T23:48:36.223912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58d4e9787428e8323139188a8c242c405d0a5ee804e2f8f25d8a88ee713108bd

Aliases

arxiv: 1904.06789 · arxiv_version: 1904.06789v1 · doi: 10.48550/arxiv.1904.06789 · pith_short_12: LDKOS6DUFDUD · pith_short_16: LDKOS6DUFDUDEMJZ · pith_short_8: LDKOS6DU

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/LDKOS6DUFDUDEMJZDCFIYJBMIB \
  | 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: 58d4e9787428e8323139188a8c242c405d0a5ee804e2f8f25d8a88ee713108bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b317a473a09a1ccbd50e5d8a6b891e69ee40ef74fc379b7371366bf6b3527d55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-04-15T00:41:10Z",
    "title_canon_sha256": "e25c8f15413256ab40c50d5881164295e4907ff87d15ff629b47d69ae6733094"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06789",
    "kind": "arxiv",
    "version": 1
  }
}