Pith Number

pith:R7FZFFFH

pith:2016:R7FZFFFHGXUMI3FKFXA3WIDZK7

not attested not anchored not stored refs pending

Multi-task Domain Adaptation for Sequence Tagging

Mark Dredze, Nanyun Peng

arxiv:1608.02689 v2 · 2016-08-09 · cs.CL · 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{R7FZFFFHGXUMI3FKFXA3WIDZK7}

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	2026-05-18T00:43:30.519671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fcb9294a735e8c46caa2dc1bb207957c7dfc6369b6f41512a62ab3733a9818b

Aliases

arxiv: 1608.02689 · arxiv_version: 1608.02689v2 · doi: 10.48550/arxiv.1608.02689 · pith_short_12: R7FZFFFHGXUM · pith_short_16: R7FZFFFHGXUMI3FK · pith_short_8: R7FZFFFH

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/R7FZFFFHGXUMI3FKFXA3WIDZK7 \
  | 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: 8fcb9294a735e8c46caa2dc1bb207957c7dfc6369b6f41512a62ab3733a9818b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9387584250d5a6e0c07193c5f0949da48b122bac86130e497947afc62d45560",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-08-09T04:38:38Z",
    "title_canon_sha256": "9abbb3540789f4fafb71117efa95531dbb2a2d1d99f30b3bf8919b9379ae4061"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02689",
    "kind": "arxiv",
    "version": 2
  }
}