Pith Number

pith:3W52F6WW

pith:2011:3W52F6WW2TKQGJ6JDIMQ2FCC7V

not attested not anchored not stored refs pending

Approximation Algorithms for Correlated Knapsacks and Non-Martingale Bandits

Anupam Gupta, Marco Molinaro, Ravishankar Krishnaswamy, R. Ravi

arxiv:1102.3749 v1 · 2011-02-18 · 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{3W52F6WW2TKQGJ6JDIMQ2FCC7V}

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	2026-05-18T04:28:21.062824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddbba2fad6d4d50327c91a190d1442fd4b958cae8da35e9dbe69200c8848e656

Aliases

arxiv: 1102.3749 · arxiv_version: 1102.3749v1 · doi: 10.48550/arxiv.1102.3749 · pith_short_12: 3W52F6WW2TKQ · pith_short_16: 3W52F6WW2TKQGJ6J · pith_short_8: 3W52F6WW

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/3W52F6WW2TKQGJ6JDIMQ2FCC7V \
  | 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: ddbba2fad6d4d50327c91a190d1442fd4b958cae8da35e9dbe69200c8848e656

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0ed7b57f3f5b3779608c183a9a6fe3623c2a40a55a60488b87daff86bb886d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-02-18T04:05:21Z",
    "title_canon_sha256": "a752674533ee88228c9894e12cd380e9b755fb35948b568623c522361eb2c9e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3749",
    "kind": "arxiv",
    "version": 1
  }
}