Pith Number

pith:6TWP5UCA

pith:2018:6TWP5UCACAFYCKHJC2KWLIQMIO

not attested not anchored not stored refs pending

Hierarchical Neural Networks for Sequential Sentence Classification in Medical Scientific Abstracts

Di Jin, Peter Szolovits

arxiv:1808.06161 v1 · 2018-08-19 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TWP5UCACAFYCKHJC2KWLIQMIO}

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	2026-05-18T00:07:45.869047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4ecfed040100b8128e9169565a20c4387b6114bec6a3070551100b865913981

Aliases

arxiv: 1808.06161 · arxiv_version: 1808.06161v1 · doi: 10.48550/arxiv.1808.06161 · pith_short_12: 6TWP5UCACAFY · pith_short_16: 6TWP5UCACAFYCKHJ · pith_short_8: 6TWP5UCA

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/6TWP5UCACAFYCKHJC2KWLIQMIO \
  | 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: f4ecfed040100b8128e9169565a20c4387b6114bec6a3070551100b865913981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2a95dd7ea5c0e27342068f3b61d86c9b590c37a6084009d6e636c1093811148",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-19T05:06:28Z",
    "title_canon_sha256": "d89e5976c74cc10e75205eca0d6afc361b9efe205bf7e9e3925fde7285d5e985"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06161",
    "kind": "arxiv",
    "version": 1
  }
}