Pith Number

pith:YZZWDUHC

pith:2015:YZZWDUHCVXR5CDFYPXWCYTXP53

not attested not anchored not stored refs pending

Laplacian versus Adjacency Matrix in Quantum Walk Search

Lu\'is Tarrataca, Nikolay Nahimov, Thomas G. Wong

arxiv:1512.05554 v3 · 2015-12-17 · 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{YZZWDUHCVXR5CDFYPXWCYTXP53}

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	2026-05-18T01:04:37.686073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c67361d0e2ade3d10cb87dec2c4eefeec687b3a653d452ba1881465c9c47a065

Aliases

arxiv: 1512.05554 · arxiv_version: 1512.05554v3 · doi: 10.48550/arxiv.1512.05554 · pith_short_12: YZZWDUHCVXR5 · pith_short_16: YZZWDUHCVXR5CDFY · pith_short_8: YZZWDUHC

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/YZZWDUHCVXR5CDFYPXWCYTXP53 \
  | 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: c67361d0e2ade3d10cb87dec2c4eefeec687b3a653d452ba1881465c9c47a065

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85187a70f0b4769d9e9180b0d4cf74c3a94bbbfa7dbc9f89962ea4b8e80b5f38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-12-17T12:24:31Z",
    "title_canon_sha256": "5c1d60815e282c85a92fb3fa4e193818677f633f613aa8367ed77309d0ddace8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05554",
    "kind": "arxiv",
    "version": 3
  }
}