Pith Number

pith:PECOJIE5

pith:2018:PECOJIE53FVL4R5XMQMORUHVAU

not attested not anchored not stored refs pending

Spatial Search on Sierpinski Carpet Using Quantum Walk

Shohei Watabe, Shu Tamegai, Tetsuro Nikuni

arxiv:1804.06549 v3 · 2018-04-18 · 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{PECOJIE53FVL4R5XMQMORUHVAU}

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	2026-05-18T00:09:37.529514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7904e4a09dd96abe47b76418e8d0f5052212ee741db72c284e2bdb2a87274fc9

Aliases

arxiv: 1804.06549 · arxiv_version: 1804.06549v3 · doi: 10.48550/arxiv.1804.06549 · pith_short_12: PECOJIE53FVL · pith_short_16: PECOJIE53FVL4R5X · pith_short_8: PECOJIE5

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/PECOJIE53FVL4R5XMQMORUHVAU \
  | 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: 7904e4a09dd96abe47b76418e8d0f5052212ee741db72c284e2bdb2a87274fc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f972dd802143d70c9fab3d5075ba28c5be2d0817dc7ccd32b36b4017d4def10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-18T04:47:59Z",
    "title_canon_sha256": "fd4c5f787710ffd388cca4e4b8e1d440cbfda56d9a682d005fe8528c38cd638a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06549",
    "kind": "arxiv",
    "version": 3
  }
}