Pith Number

pith:ET44WF26

pith:2018:ET44WF26PZSP6IZX4AH4ST5MAH

not attested not anchored not stored refs pending

Instantaneous ionization rate as a functional derivative

A. S. Landsman, Chang Hee Nam, C.Hofmann, I.A. Ivanov, Kyung Taec Kim, L. Ortmann

arxiv:1804.06556 v2 · 2018-04-18 · quant-ph · physics.atom-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{ET44WF26PZSP6IZX4AH4ST5MAH}

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	2026-05-18T00:16:49.909451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24f9cb175e7e64ff2337e00fc94fac01ee9aefed96bd7204ab83d9f71d5b2cb8

Aliases

arxiv: 1804.06556 · arxiv_version: 1804.06556v2 · doi: 10.48550/arxiv.1804.06556 · pith_short_12: ET44WF26PZSP · pith_short_16: ET44WF26PZSP6IZX · pith_short_8: ET44WF26

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/ET44WF26PZSP6IZX4AH4ST5MAH \
  | 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: 24f9cb175e7e64ff2337e00fc94fac01ee9aefed96bd7204ab83d9f71d5b2cb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "babbfaafd1f8defd15d46bab4b824af9127f43b787daa13951ecd8aac552bbd6",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-18T05:08:42Z",
    "title_canon_sha256": "1aafdeb7a23cc01ba0fc583c988fb466ca847185ce09de5713dc5b0a375b11d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06556",
    "kind": "arxiv",
    "version": 2
  }
}