Pith Number

pith:LSISCDEL

pith:2019:LSISCDELBGF7K5AEE7MIOLN6EA

not attested not anchored not stored refs pending

H-, He-like recombination spectra III: $n$-changing collisions in highly-excited Rydberg states and their impact on the radio, IR and optical recombination lines

Dana S. Balser, F. Guzm\'an, G.J. Ferland, M. Chatzikos, M. Dehghanian, N. R. Badnell, P. A. M. van Hoof

arxiv:1903.05730 v2 · 2019-03-13 · astro-ph.GA · 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{LSISCDELBGF7K5AEE7MIOLN6EA}

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	2026-05-17T23:49:01.537180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c91210c8b098bf5740427d8872dbe200fb6822799f5434e957d5d1c3bf5ee61

Aliases

arxiv: 1903.05730 · arxiv_version: 1903.05730v2 · doi: 10.48550/arxiv.1903.05730 · pith_short_12: LSISCDELBGF7 · pith_short_16: LSISCDELBGF7K5AE · pith_short_8: LSISCDEL

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/LSISCDELBGF7K5AEE7MIOLN6EA \
  | 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: 5c91210c8b098bf5740427d8872dbe200fb6822799f5434e957d5d1c3bf5ee61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77cab817ec151b1d31f2caaa3a7ff6ae0ef44040517cdd6673c7f6864be213a1",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-13T21:41:32Z",
    "title_canon_sha256": "59ba5801972881611b640015af6e6c1949a81c4e8d4009c6053803d6be3200f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05730",
    "kind": "arxiv",
    "version": 2
  }
}