Pith Number

pith:UBIHHNTV

pith:2021:UBIHHNTVHN7WFCSZIAXVL5G7I7

not attested not anchored not stored refs pending

Unsupervised Self-Training for Sentiment Analysis of Code-Switched Data

Akshat Gupta, Alan W Black, Sai Krishna Rallabandi, Sargam Menghani

arxiv:2103.14797 v2 · 2021-03-27 · cs.CL · 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{UBIHHNTVHN7WFCSZIAXVL5G7I7}

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	2026-07-05T03:19:07.404636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a05073b6753b7f628a59402f55f4df47e55c965025b9d3f7c509d700cb0a882d

Aliases

arxiv: 2103.14797 · arxiv_version: 2103.14797v2 · doi: 10.48550/arxiv.2103.14797 · pith_short_12: UBIHHNTVHN7W · pith_short_16: UBIHHNTVHN7WFCSZ · pith_short_8: UBIHHNTV

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/UBIHHNTVHN7WFCSZIAXVL5G7I7 \
  | 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: a05073b6753b7f628a59402f55f4df47e55c965025b9d3f7c509d700cb0a882d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25b631ad8b5495c635b2d7d05e7f205e1b93de4aed78980c369f0404ee4ca58",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-03-27T03:23:12Z",
    "title_canon_sha256": "672cd1c5a380d4602b840158cd43a27d633c75d8f306a4d91ede33ac71756e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14797",
    "kind": "arxiv",
    "version": 2
  }
}