Pith Number

pith:X2NTLCH3

pith:2019:X2NTLCH3ZSUIEXMBI3MDI3KJWI

not attested not anchored not stored refs pending

Domain-Invariant Feature Distillation for Cross-Domain Sentiment Classification

Honglei Guo, Mengting Hu, Renhong Cheng, Shiwan Zhao, Yike Wu, Zhong Su

arxiv:1908.09122 v1 · 2019-08-24 · 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{X2NTLCH3ZSUIEXMBI3MDI3KJWI}

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	2026-07-04T23:59:36.940361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be9b3588fbcca8825d8146d8346d49b21f60a2b29610403e4afe2b01add1c309

Aliases

arxiv: 1908.09122 · arxiv_version: 1908.09122v1 · doi: 10.48550/arxiv.1908.09122 · pith_short_12: X2NTLCH3ZSUI · pith_short_16: X2NTLCH3ZSUIEXMB · pith_short_8: X2NTLCH3

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/X2NTLCH3ZSUIEXMBI3MDI3KJWI \
  | 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: be9b3588fbcca8825d8146d8346d49b21f60a2b29610403e4afe2b01add1c309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba59606bc6f678d807326aec3482305abedd854f46c96639afc0c134c7e9bab1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-24T10:50:23Z",
    "title_canon_sha256": "f7cc74e9d478c345663cdb1b6333a1f8d6d313302c17445900c4e43622777fc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09122",
    "kind": "arxiv",
    "version": 1
  }
}