Pith Number

pith:65C46JBB

pith:2018:65C46JBBARHIITFRB4M6QRC7L2

not attested not anchored not stored refs pending

Exploring Shared Structures and Hierarchies for Multiple NLP Tasks

Junkun Chen, Kaiyu Chen, Xinchi Chen, Xipeng Qiu, Xuanjing Huang

arxiv:1808.07658 v1 · 2018-08-23 · cs.AI · 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{65C46JBBARHIITFRB4M6QRC7L2}

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	2026-05-18T00:07:24.567046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f745cf2421044e844cb10f19e8445f5ebb9588d303757f0c51e33114effc14cf

Aliases

arxiv: 1808.07658 · arxiv_version: 1808.07658v1 · doi: 10.48550/arxiv.1808.07658 · pith_short_12: 65C46JBBARHI · pith_short_16: 65C46JBBARHIITFR · pith_short_8: 65C46JBB

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/65C46JBBARHIITFRB4M6QRC7L2 \
  | 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: f745cf2421044e844cb10f19e8445f5ebb9588d303757f0c51e33114effc14cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07a70ea9c0933adc25d4aa142fc1eb8999d0231dc29cbbe16cf1788f00ed2001",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-08-23T08:07:44Z",
    "title_canon_sha256": "d67095720342dcc4c80105d4f5ffd8760d6f76abd6c4f10d873381b5678f24ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07658",
    "kind": "arxiv",
    "version": 1
  }
}