Pith Number

pith:PP2BTM6K

pith:2012:PP2BTM6KBEORB2SYTAH6ABSDJ4

not attested not anchored not stored refs pending

Near-Optimal Algorithms for Online Matrix Prediction

Elad Hazan, Satyen Kale, Shai Shalev-Shwartz

arxiv:1204.0136 v1 · 2012-03-31 · cs.LG · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PP2BTM6KBEORB2SYTAH6ABSDJ4}

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	2026-05-18T03:58:50.269216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bf419b3ca091d10ea58980fe006434f33f80d4b25526e44b7a7121555e7df1f

Aliases

arxiv: 1204.0136 · arxiv_version: 1204.0136v1 · doi: 10.48550/arxiv.1204.0136 · pith_short_12: PP2BTM6KBEOR · pith_short_16: PP2BTM6KBEORB2SY · pith_short_8: PP2BTM6K

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/PP2BTM6KBEORB2SYTAH6ABSDJ4 \
  | 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: 7bf419b3ca091d10ea58980fe006434f33f80d4b25526e44b7a7121555e7df1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52d95ee6c8c72fb4ad20c1f79f9cca6a1d25f3a47d5b8d7f7e2e13dfe7882a55",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-03-31T21:15:28Z",
    "title_canon_sha256": "1edaa1b1656e2a85c470ca50509be6998800ad773de534ffbd2371f0b0bc434d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0136",
    "kind": "arxiv",
    "version": 1
  }
}