Pith Number

pith:G7X5DVOQ

pith:2009:G7X5DVOQOKBHAA6RHAM3W6X4EJ

not attested not anchored not stored refs pending

Index theory of one dimensional quantum walks and cellular automata

D. Gross, H. Vogts, R.F. Werner, V. Nesme

arxiv:0910.3675 v2 · 2009-10-20 · 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{G7X5DVOQOKBHAA6RHAM3W6X4EJ}

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

Non-Invertible Symmetries on Tensor-Product Hilbert Spaces and Quantum Cellular Automata

Receipt and verification

First computed	2026-05-18T04:02:02.065287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37efd1d5d072827003d13819bb7afc226fbdf4b7a5cab8aad103aeb9d903d715

Aliases

arxiv: 0910.3675 · arxiv_version: 0910.3675v2 · doi: 10.48550/arxiv.0910.3675 · pith_short_12: G7X5DVOQOKBH · pith_short_16: G7X5DVOQOKBHAA6R · pith_short_8: G7X5DVOQ

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/G7X5DVOQOKBHAA6RHAM3W6X4EJ \
  | 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: 37efd1d5d072827003d13819bb7afc226fbdf4b7a5cab8aad103aeb9d903d715

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a23a95c9210c05f7a98eb9415830aa8463f94685b5b1ffdb9768f6d3e4c97f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-20T13:35:31Z",
    "title_canon_sha256": "b71fd0ac2a1e81586d26f16122626183cb93433b0a0109b1f4715190332b8540"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3675",
    "kind": "arxiv",
    "version": 2
  }
}