Pith Number

pith:RSEFWYEV

pith:2019:RSEFWYEVK5WJS4MTTOCP6VM3SJ

not attested not anchored not stored refs pending

Rewarding Smatch: Transition-Based AMR Parsing with Reinforcement Learning

Abhishek Shah, Hui Wan, Miguel Ballesteros, Radu Florian, Salim Roukos, Tahira Naseem

arxiv:1905.13370 v1 · 2019-05-31 · 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{RSEFWYEVK5WJS4MTTOCP6VM3SJ}

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	2026-05-17T23:44:35.153085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c885b6095576c9971939b84ff559b924293c689bac49766f05cd54f7f72e2fe

Aliases

arxiv: 1905.13370 · arxiv_version: 1905.13370v1 · doi: 10.48550/arxiv.1905.13370 · pith_short_12: RSEFWYEVK5WJ · pith_short_16: RSEFWYEVK5WJS4MT · pith_short_8: RSEFWYEV

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/RSEFWYEVK5WJS4MTTOCP6VM3SJ \
  | 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: 8c885b6095576c9971939b84ff559b924293c689bac49766f05cd54f7f72e2fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a366124a4cdc409b9eecd2f519e4b38ab45e67fe852174e89b844abd1a330443",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-31T01:15:36Z",
    "title_canon_sha256": "4a918fa1e9ed0972e3896f73b22d1ab528318969892437d779941c23be14a9ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13370",
    "kind": "arxiv",
    "version": 1
  }
}