Pith Number

pith:RR6QHSIE

pith:2018:RR6QHSIEFQDYO76C4WFPPAZE6O

not attested not anchored not stored refs pending

Relation Mention Extraction from Noisy Data with Hierarchical Reinforcement Learning

Jun Feng, Minlie Huang, Xiaoyan Zhu, Yang Yang, Yijie Zhang

arxiv:1811.01237 v1 · 2018-11-03 · cs.CL · cs.AI · 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{RR6QHSIEFQDYO76C4WFPPAZE6O}

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	2026-05-18T00:01:34.876201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c7d03c9042c07877fc2e58af78324f3b232f07afb652328ff584067887d5b26

Aliases

arxiv: 1811.01237 · arxiv_version: 1811.01237v1 · doi: 10.48550/arxiv.1811.01237 · pith_short_12: RR6QHSIEFQDY · pith_short_16: RR6QHSIEFQDYO76C · pith_short_8: RR6QHSIE

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/RR6QHSIEFQDYO76C4WFPPAZE6O \
  | 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: 8c7d03c9042c07877fc2e58af78324f3b232f07afb652328ff584067887d5b26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79a10f6799a50dcc156f8b5f869c4e94e92e6ba448644613e74d7ee7492149d8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-11-03T15:50:27Z",
    "title_canon_sha256": "0c17b63463b0100bd95e96194fff14a120ad0de36f21cdb6b43ecb4fa5f0e4ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01237",
    "kind": "arxiv",
    "version": 1
  }
}