Pith Number

pith:DCE7GH7U

pith:2019:DCE7GH7UOH75O2MNPD6I3A5DK3

not attested not anchored not stored refs pending

Predicting the Long-Term Outcomes of Biologics in Psoriasis Patients Using Machine Learning

Amy X. Du, Philip Surmanowicz, Robert Gniadecki, Russ Greiner, Sepideh Emam, Simon F. Thomsen

arxiv:1908.09251 v1 · 2019-08-25 · stat.ML · cs.LG · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCE7GH7UOH75O2MNPD6I3A5DK3}

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	2026-07-04T23:59:38.346826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1889f31ff471ffd7698d78fc8d83a356d99e8a981befb36c4619276a6b59a94f

Aliases

arxiv: 1908.09251 · arxiv_version: 1908.09251v1 · doi: 10.48550/arxiv.1908.09251 · pith_short_12: DCE7GH7UOH75 · pith_short_16: DCE7GH7UOH75O2MN · pith_short_8: DCE7GH7U

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/DCE7GH7UOH75O2MNPD6I3A5DK3 \
  | 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: 1889f31ff471ffd7698d78fc8d83a356d99e8a981befb36c4619276a6b59a94f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2abc85cb751de3732eeec863a69ac240417928fff539f18fe1c7738e4fea2582",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-08-25T05:07:49Z",
    "title_canon_sha256": "e28ffd46db217fb5e40a85efbfbb10500ebd69ac2e773cfd06ed45caecb7dde0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09251",
    "kind": "arxiv",
    "version": 1
  }
}