Pith Number

pith:2OY4AJXY

pith:2019:2OY4AJXYFYHCSVKV6LJBKV4IKG

not attested not anchored not stored refs pending

Efficient Contextual Representation Learning Without Softmax Layer

Cho-Jui Hsieh, Kai-Wei Chang, Liunian Harold Li, Patrick H. Chen

arxiv:1902.11269 v1 · 2019-02-28 · 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{2OY4AJXYFYHCSVKV6LJBKV4IKG}

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	2026-05-17T23:52:25.049548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3b1c026f82e0e295555f2d215578851b0cd9cc65edf8c36d7af850f03c9e2f4

Aliases

arxiv: 1902.11269 · arxiv_version: 1902.11269v1 · doi: 10.48550/arxiv.1902.11269 · pith_short_12: 2OY4AJXYFYHC · pith_short_16: 2OY4AJXYFYHCSVKV · pith_short_8: 2OY4AJXY

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/2OY4AJXYFYHCSVKV6LJBKV4IKG \
  | 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: d3b1c026f82e0e295555f2d215578851b0cd9cc65edf8c36d7af850f03c9e2f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbfef06787a38105193341464cdf1be20af61e291f2b83e799b55870bd62f3de",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-02-28T18:19:14Z",
    "title_canon_sha256": "cab6a1523b9b42392d21c85b04a5f0c29a46a5876e8ba0ddd3753a5b5230bf17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11269",
    "kind": "arxiv",
    "version": 1
  }
}