Pith Number

pith:I5BKDQSG

pith:2017:I5BKDQSGNICQVLAKTABSPKYN4H

not attested not anchored not stored refs pending

Batch-Expansion Training: An Efficient Optimization Framework

Dhruv Mahajan, Markus Weimer, Micha{\l} Derezi\'nski, S. Sathiya Keerthi, S. V. N. Vishwanathan

arxiv:1704.06731 v3 · 2017-04-22 · 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{I5BKDQSGNICQVLAKTABSPKYN4H}

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	2026-05-18T00:22:44.759275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4742a1c2466a050aac0a980327ab0de1dadde20a4d2c97d91963f68aabe8b64a

Aliases

arxiv: 1704.06731 · arxiv_version: 1704.06731v3 · doi: 10.48550/arxiv.1704.06731 · pith_short_12: I5BKDQSGNICQ · pith_short_16: I5BKDQSGNICQVLAK · pith_short_8: I5BKDQSG

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/I5BKDQSGNICQVLAKTABSPKYN4H \
  | 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: 4742a1c2466a050aac0a980327ab0de1dadde20a4d2c97d91963f68aabe8b64a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4ab3f9326793ede45197a2361fe5a7478058d3dd175fe6b6f189fbc7f47113e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-04-22T01:26:11Z",
    "title_canon_sha256": "21ea8668fa3d92fbf38c824a71a876722dd4d097f78eba0f0f4b2f10fa760fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06731",
    "kind": "arxiv",
    "version": 3
  }
}