Pith Number

pith:VLKFVGFS

pith:2010:VLKFVGFSOOH5L5MXP25GX6VQMO

not attested not anchored not stored refs pending

Two-particle quantum walks applied to the graph isomorphism problem

Dong Zhou, John King Gamble, Mark Friesen, Robert Joynt, S. N. Coppersmith

arxiv:1002.3003 v1 · 2010-02-16 · 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{VLKFVGFSOOH5L5MXP25GX6VQMO}

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	2026-05-18T03:15:06.999248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aad45a98b2738fd5f5977eba6bfab063854e76e699058eee3a9c389fafaca065

Aliases

arxiv: 1002.3003 · arxiv_version: 1002.3003v1 · doi: 10.48550/arxiv.1002.3003 · pith_short_12: VLKFVGFSOOH5 · pith_short_16: VLKFVGFSOOH5L5MX · pith_short_8: VLKFVGFS

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/VLKFVGFSOOH5L5MXP25GX6VQMO \
  | 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: aad45a98b2738fd5f5977eba6bfab063854e76e699058eee3a9c389fafaca065

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6a828cd699951f645959bc07f4a4b280811b7dc4290447cbdd0f089126f9f9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-16T20:23:18Z",
    "title_canon_sha256": "bc1ef60adddab2bd72ff97759df86c5bab86923eb89e4420417b515f92e3059f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3003",
    "kind": "arxiv",
    "version": 1
  }
}