Pith Number

pith:BJSJCS4Z

pith:2009:BJSJCS4ZMV2D7SJCLYJ7LET4JW

not attested not anchored not stored refs pending

Quantum Proofs for Classical Theorems

Andrew Drucker (MIT), Ronald de Wolf (CWI Amsterdam)

arxiv:0910.3376 v2 · 2009-10-18 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BJSJCS4ZMV2D7SJCLYJ7LET4JW}

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.

Cited by

1 paper in Pith

Algorithmic Polynomial Freiman-Ruzsa Theorems

Receipt and verification

First computed	2026-05-18T04:26:55.647953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a64914b9965743fc9225e13f5927c4dbad0b403812e730f4ac2c718a4ab211f

Aliases

arxiv: 0910.3376 · arxiv_version: 0910.3376v2 · doi: 10.48550/arxiv.0910.3376 · pith_short_12: BJSJCS4ZMV2D · pith_short_16: BJSJCS4ZMV2D7SJC · pith_short_8: BJSJCS4Z

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/BJSJCS4ZMV2D7SJCLYJ7LET4JW \
  | 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: 0a64914b9965743fc9225e13f5927c4dbad0b403812e730f4ac2c718a4ab211f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad91d041f6c3f08bf77457fb810733eab8e81b1551916cc3a5dbf9832f67ed62",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-18T14:19:34Z",
    "title_canon_sha256": "b5c212bba19f7567ebaeb215780067242cd88a7ed1400e185141c5272dda112f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3376",
    "kind": "arxiv",
    "version": 2
  }
}