Pith Number

pith:VPXC6WAI

pith:2014:VPXC6WAIDMJJGOLTTBSRB7JUVX

not attested not anchored not stored refs pending

Stabilizing Sparse Cox Model using Clinical Structures in Electronic Medical Records

Dinh Phung, Shivapratap Gopakumar, Svetha Venkatesh, Truyen Tran

arxiv:1407.6094 v1 · 2014-07-23 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPXC6WAIDMJJGOLTTBSRB7JUVX}

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	2026-05-18T02:46:59.056886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abee2f58081b12933973986510fd34adf4d3a3aa4983496bb486c62fbe22d980

Aliases

arxiv: 1407.6094 · arxiv_version: 1407.6094v1 · doi: 10.48550/arxiv.1407.6094 · pith_short_12: VPXC6WAIDMJJ · pith_short_16: VPXC6WAIDMJJGOLT · pith_short_8: VPXC6WAI

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/VPXC6WAIDMJJGOLTTBSRB7JUVX \
  | 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: abee2f58081b12933973986510fd34adf4d3a3aa4983496bb486c62fbe22d980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f5a68d630b355b8176b892ad6a34c1925e3b20c3bcb73ad24268df4be24a322",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-07-23T02:47:47Z",
    "title_canon_sha256": "45084bbf3acc20c1eb485b2288a0314e35dc8c70bfa78ee3c2cc769e9e83ec58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6094",
    "kind": "arxiv",
    "version": 1
  }
}