Pith Number

pith:6IPFJ5SD

pith:2012:6IPFJ5SDPLD2GI72T6VNUDF6WH

not attested not anchored not stored refs pending

More Is Better: Large Scale Partially-supervised Sentiment Classification - Appendix

Koby Crammer, Shie Mannor, Yoav Haimovitch

arxiv:1209.6329 v1 · 2012-09-27 · 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{6IPFJ5SDPLD2GI72T6VNUDF6WH}

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	2026-05-18T03:44:34.564409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f21e54f6437ac7a323fa9faada0cbeb1fdc310c6ff711803c0ca757169d3feb1

Aliases

arxiv: 1209.6329 · arxiv_version: 1209.6329v1 · doi: 10.48550/arxiv.1209.6329 · pith_short_12: 6IPFJ5SDPLD2 · pith_short_16: 6IPFJ5SDPLD2GI72 · pith_short_8: 6IPFJ5SD

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/6IPFJ5SDPLD2GI72T6VNUDF6WH \
  | 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: f21e54f6437ac7a323fa9faada0cbeb1fdc310c6ff711803c0ca757169d3feb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b04f6e689ed382f1c01117be90ade5a2a118735e9da8ee926db730d30ce0ea6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-09-27T18:57:26Z",
    "title_canon_sha256": "d89728b5df860475b2b3ef9a8adbe197c85d2688d3147459d9acdd87980c4899"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6329",
    "kind": "arxiv",
    "version": 1
  }
}