Pith Number

pith:YCN3LIXC

pith:2003:YCN3LIXCX3KVIHDUD4D2HLJH7U

not attested not anchored not stored refs pending

Controlling discrete quantum walks: coins and intitial states

Ben Tregenna, Rik Maile, Viv Kendon, Will Flanagan

arxiv:quant-ph/0304204 v2 · 2003-04-30 · 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{YCN3LIXCX3KVIHDUD4D2HLJH7U}

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	2026-07-04T16:42:29.829627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c09bb5a2e2bed5541c741f07a3ad27fd2c512152102eae34e24b623c25f7c926

Aliases

arxiv: quant-ph/0304204 · arxiv_version: quant-ph/0304204v2 · doi: 10.48550/arxiv.quant-ph/0304204 · pith_short_12: YCN3LIXCX3KV · pith_short_16: YCN3LIXCX3KVIHDU · pith_short_8: YCN3LIXC

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/YCN3LIXCX3KVIHDUD4D2HLJH7U \
  | 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: c09bb5a2e2bed5541c741f07a3ad27fd2c512152102eae34e24b623c25f7c926

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f353406330ce248ad4f788d76e353f36ebbf09d1b400f8b3264e54644f1b60da",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-04-30T15:04:08Z",
    "title_canon_sha256": "9e3f92d6a6310e23d22803f847219c9086285ebedc9a8188b47e32294878413f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0304204",
    "kind": "arxiv",
    "version": 2
  }
}