Pith Number

pith:PKCW6UFX

pith:2019:PKCW6UFXEH52NIZMLYQY5T5JXB

not attested not anchored not stored refs pending

Control of resonant ionization as a function of time delay between two XUV few-femtosecond pulses. Quantitative application to helium

Cleanthes A. Nicolaides, Theodoros Mercouris, Yannis Komninos

arxiv:1908.07552 v1 · 2019-08-20 · physics.atom-ph · physics.chem-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{PKCW6UFXEH52NIZMLYQY5T5JXB}

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	2026-07-04T23:58:59.128595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a856f50b721fba6a32c5e218ecfa9b85f1bd1081d4c06354172ceed1a42ef22

Aliases

arxiv: 1908.07552 · arxiv_version: 1908.07552v1 · doi: 10.48550/arxiv.1908.07552 · pith_short_12: PKCW6UFXEH52 · pith_short_16: PKCW6UFXEH52NIZM · pith_short_8: PKCW6UFX

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/PKCW6UFXEH52NIZMLYQY5T5JXB \
  | 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: 7a856f50b721fba6a32c5e218ecfa9b85f1bd1081d4c06354172ceed1a42ef22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee067f96b3256881086f5f404e7081c4994582bab3772309e12ffc85f729daad",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-08-20T18:07:17Z",
    "title_canon_sha256": "5ddab1ba13d33338e727291aeeaec1a2f78477618297936d2d3df769e297d60e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07552",
    "kind": "arxiv",
    "version": 1
  }
}