Pith Number

pith:N4HHEBJK

pith:2019:N4HHEBJKLAJUTDQXYENVOUUJCK

not attested not anchored not stored refs pending

Joint Learning of Pre-Trained and Random Units for Domain Adaptation in Part-of-Speech Tagging

Fatiha Sadat, Hassane Essafi, Nasredine Semmar, Sara Meftah, Youssef Tamaazousti

arxiv:1904.03595 v1 · 2019-04-07 · cs.CL · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N4HHEBJKLAJUTDQXYENVOUUJCK}

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	2026-05-17T23:49:12.868400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f0e72052a5813498e17c11b57528912ab1054e6c2e150590b4675e6a8cde384

Aliases

arxiv: 1904.03595 · arxiv_version: 1904.03595v1 · doi: 10.48550/arxiv.1904.03595 · pith_short_12: N4HHEBJKLAJU · pith_short_16: N4HHEBJKLAJUTDQX · pith_short_8: N4HHEBJK

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/N4HHEBJKLAJUTDQXYENVOUUJCK \
  | 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: 6f0e72052a5813498e17c11b57528912ab1054e6c2e150590b4675e6a8cde384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9cbdcd3fb0d606aafedfd64f8793ef269d30d19c4ed2a59a80249957935a266",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-07T06:46:36Z",
    "title_canon_sha256": "1cb9373537da77ce5f0aca28050faee1d3c1e1412f3f36b4d1df8e4039256374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03595",
    "kind": "arxiv",
    "version": 1
  }
}