Pith Number

pith:5XOL6GAN

pith:2019:5XOL6GAN5F5CBFGHEFUYCUXMKR

not attested not anchored not stored refs pending

A weakly supervised sequence tagging and grammar induction approach to semantic frame slot filling

Guy De Pauw, Janneke van de Loo, Walter Daelemans

arxiv:1906.06493 v1 · 2019-06-15 · 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{5XOL6GAN5F5CBFGHEFUYCUXMKR}

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	2026-05-17T23:43:13.544008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eddcbf180de97a2094c721698152ec5456214fad053284d3ca9119856626636a

Aliases

arxiv: 1906.06493 · arxiv_version: 1906.06493v1 · doi: 10.48550/arxiv.1906.06493 · pith_short_12: 5XOL6GAN5F5C · pith_short_16: 5XOL6GAN5F5CBFGH · pith_short_8: 5XOL6GAN

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/5XOL6GAN5F5CBFGHEFUYCUXMKR \
  | 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: eddcbf180de97a2094c721698152ec5456214fad053284d3ca9119856626636a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6af4e0e8116de9d34c3025fa6700a784c9bc93f08cd9a2ea80afb2aeedbd018",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-15T08:13:32Z",
    "title_canon_sha256": "b978a7247739f6b3fcc9e6e45f9ccc12a873920d1b3a183f6fddf27118a337f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06493",
    "kind": "arxiv",
    "version": 1
  }
}