Pith Number

pith:KWHVPWD4

pith:2004:KWHVPWD4QSJNIJ43L6WYJBPDNQ

not attested not anchored not stored refs pending

Suppression of Excitation and Spectral Broadening Induced by Interactions in a Cold Gas of Rydberg Atoms

Kilian Singer, Luis Gustavo Marcassa, Markus Reetz-Lamour, Matthias Weidem\"uller, Thomas Amthor

arxiv:physics/0404075 v2 · 2004-04-15 · 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{KWHVPWD4QSJNIJ43L6WYJBPDNQ}

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	2026-07-04T16:49:50.387720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

558f57d87c8492d4279b5fad8485e36c2c17071ad2f2ae77cf46dd8d64fa3ba9

Aliases

arxiv: physics/0404075 · arxiv_version: physics/0404075v2 · doi: 10.48550/arxiv.physics/0404075 · pith_short_12: KWHVPWD4QSJN · pith_short_16: KWHVPWD4QSJNIJ43 · pith_short_8: KWHVPWD4

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/KWHVPWD4QSJNIJ43L6WYJBPDNQ \
  | 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: 558f57d87c8492d4279b5fad8485e36c2c17071ad2f2ae77cf46dd8d64fa3ba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82b198d30647f156a67b487632b5160e119b43ae1a2b3eac01e2ced460ea6b77",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2004-04-15T15:48:10Z",
    "title_canon_sha256": "5180ce729b8c9024a5be0a54287428d56984e70204b5e539dce974e27bf99711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0404075",
    "kind": "arxiv",
    "version": 2
  }
}