Pith Number

pith:24UZZQRL

pith:2013:24UZZQRLZKECV3RWTQY3WPVFQV

not attested not anchored not stored refs pending

Tunneling Time in Ultrafast Science is Real and Probabilistic

Alexandra Landsman, Andr\'e Ludwig, Claudio Cirelli, Jochen Maurer, Lukas Gallmann, Matthias Weger, Robert Boge, Sebastian Heuser, Ursula Keller

arxiv:1301.2766 v2 · 2013-01-13 · physics.atom-ph · 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{24UZZQRLZKECV3RWTQY3WPVFQV}

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	2026-05-18T02:27:57.381335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7299cc22bca882aee369c31bb3ea5854bd82860fbded0fa922e0854906938a8

Aliases

arxiv: 1301.2766 · arxiv_version: 1301.2766v2 · doi: 10.48550/arxiv.1301.2766 · pith_short_12: 24UZZQRLZKEC · pith_short_16: 24UZZQRLZKECV3RW · pith_short_8: 24UZZQRL

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/24UZZQRLZKECV3RWTQY3WPVFQV \
  | 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: d7299cc22bca882aee369c31bb3ea5854bd82860fbded0fa922e0854906938a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34c925323473bd3dd1b4761ee2ba93892cfba9ab2fd8ae292129f499fd20aa49",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-01-13T11:08:56Z",
    "title_canon_sha256": "58c692abd8667d1985da35bad0e3e5806faf9dfcab85e01e9f5175cc816ed887"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2766",
    "kind": "arxiv",
    "version": 2
  }
}