Pith Number

pith:CO4L76EP

pith:2015:CO4L76EPFLY4UUMLOOSFXUCIJW

not attested not anchored not stored refs pending

Asymptotic properties of the Dirac quantum cellular automaton

A. P\'erez

arxiv:1504.07418 v2 · 2015-04-28 · 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{CO4L76EPFLY4UUMLOOSFXUCIJW}

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	2026-05-18T01:22:08.042084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13b8bff88f2af1ca518b73a45bd0484dad6dfbf78c7e21bd270ba720a2749d5e

Aliases

arxiv: 1504.07418 · arxiv_version: 1504.07418v2 · doi: 10.48550/arxiv.1504.07418 · pith_short_12: CO4L76EPFLY4 · pith_short_16: CO4L76EPFLY4UUML · pith_short_8: CO4L76EP

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/CO4L76EPFLY4UUMLOOSFXUCIJW \
  | 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: 13b8bff88f2af1ca518b73a45bd0484dad6dfbf78c7e21bd270ba720a2749d5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21402bc79ea5bd22d49c95799b812a14cc7462789248a3f864d39b2b1d3618a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-28T10:43:24Z",
    "title_canon_sha256": "af4dfa912876ddde12b8a4bf700a65958842e6207286dceb55ddbb072a4a1bb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07418",
    "kind": "arxiv",
    "version": 2
  }
}