Pith Number

pith:F7V5AHX2

pith:2020:F7V5AHX2NMCJ2OMDW6E67HC4ZY

not attested not anchored not stored refs pending

Diversity-Based Generalization for Unsupervised Text Classification under Domain Shift

Hemant Purohit, Huzefa Rangwala, Jitin Krishnan

arxiv:2002.10937 v2 · 2020-02-25 · cs.LG · cs.CL · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7V5AHX2NMCJ2OMDW6E67HC4ZY}

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	2026-07-05T01:44:47.053723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2febd01efa6b049d3983b789ef9c5cce3fd4172a8eac18ba6b270e91eceb9c81

Aliases

arxiv: 2002.10937 · arxiv_version: 2002.10937v2 · doi: 10.48550/arxiv.2002.10937 · pith_short_12: F7V5AHX2NMCJ · pith_short_16: F7V5AHX2NMCJ2OMD · pith_short_8: F7V5AHX2

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/F7V5AHX2NMCJ2OMDW6E67HC4ZY \
  | 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: 2febd01efa6b049d3983b789ef9c5cce3fd4172a8eac18ba6b270e91eceb9c81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f76708cb3fe2f12bb2fcf270fdd8e8873d977b479a0b57071715e3f0c80157a",
    "cross_cats_sorted": [
      "cs.CL",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-25T15:11:02Z",
    "title_canon_sha256": "119acb6e8984210ea21a78d309242dce1c857f3e14b759a6864752ec1cf7f8bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.10937",
    "kind": "arxiv",
    "version": 2
  }
}