Pith Number

pith:GGJSFQFD

pith:2002:GGJSFQFDTSQI4ROEQ2TSLWKJUK

not attested not anchored not stored refs pending

The Quantum Query Complexity of 0-1 Knapsack and Associated Claw Problems

Rainer Schuler, V. Arvind

arxiv:quant-ph/0212048 v1 · 2002-12-09 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGJSFQFDTSQI4ROEQ2TSLWKJUK}

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	2026-05-18T01:05:04.215351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

319322c0a39ca08e45c486a725d949a2b10a13d8d8dea4a8e79804b0c18104f0

Aliases

arxiv: quant-ph/0212048 · arxiv_version: quant-ph/0212048v1 · doi: 10.48550/arxiv.quant-ph/0212048 · pith_short_12: GGJSFQFDTSQI · pith_short_16: GGJSFQFDTSQI4ROE · pith_short_8: GGJSFQFD

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/GGJSFQFDTSQI4ROEQ2TSLWKJUK \
  | 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: 319322c0a39ca08e45c486a725d949a2b10a13d8d8dea4a8e79804b0c18104f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b3b7d41cff1ee1275b4261397520f6ee4d09a1d40d04012c5ad436d73a7baa0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-12-09T05:05:58Z",
    "title_canon_sha256": "250bed97caadaa26efecbe1a57ba3782a3b1e8589180ed59c931c10fde7986f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0212048",
    "kind": "arxiv",
    "version": 1
  }
}