Pith Number

pith:SL2UJJXI

pith:2017:SL2UJJXIKGVMATHXHI76FDZ33F

not attested not anchored not stored refs pending

Heterogeneous Supervision for Relation Extraction: A Representation Learning Approach

Heng Ji, Huan Gui, Jiawei Han, Liyuan Liu, Qi Zhu, Shi Zhi, Xiang Ren

arxiv:1707.00166 v2 · 2017-07-01 · 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{SL2UJJXIKGVMATHXHI76FDZ33F}

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	2026-05-18T00:38:47.167768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92f544a6e851aac04cf73a3fe28f3bd96beabba639910b4174711f18669fe04d

Aliases

arxiv: 1707.00166 · arxiv_version: 1707.00166v2 · doi: 10.48550/arxiv.1707.00166 · pith_short_12: SL2UJJXIKGVM · pith_short_16: SL2UJJXIKGVMATHX · pith_short_8: SL2UJJXI

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/SL2UJJXIKGVMATHXHI76FDZ33F \
  | 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: 92f544a6e851aac04cf73a3fe28f3bd96beabba639910b4174711f18669fe04d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e29286981706bffb6f08be4693326d616137ada3365284ef34473be317fd5a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-07-01T15:23:23Z",
    "title_canon_sha256": "49277c0939a2d74daaa0cb7c13517570c02aafeab37f805eb4f722db4ab32b25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00166",
    "kind": "arxiv",
    "version": 2
  }
}