Pith Number

pith:SSIRU36R

pith:1998:SSIRU36RKXRGJCYF6QU6E7WSYH

not attested not anchored not stored refs pending

A Variational Sum-Rule Approach to Collective Excitations of a Trapped Bose-Einstein Condensate

Hiroki Saito, Masahito Ueda, Takashi Kimura

arxiv:cond-mat/9803130 v3 · 1998-03-11 · cond-mat.soft · cond-mat.stat-mech

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SSIRU36RKXRGJCYF6QU6E7WSYH}

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	2026-07-04T16:07:39.454834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94911a6fd155e2648b05f429e27ed2c1cab27db60b9bf7106dfdffa03e4dac58

Aliases

arxiv: cond-mat/9803130 · arxiv_version: cond-mat/9803130v3 · doi: 10.48550/arxiv.cond-mat/9803130 · pith_short_12: SSIRU36RKXRG · pith_short_16: SSIRU36RKXRGJCYF · pith_short_8: SSIRU36R

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/SSIRU36RKXRGJCYF6QU6E7WSYH \
  | 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: 94911a6fd155e2648b05f429e27ed2c1cab27db60b9bf7106dfdffa03e4dac58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca834f2c0e42c5b15da627e5b85b6ed68c02d3556950c252e21bef042acf1bd7",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "1998-03-11T11:16:19Z",
    "title_canon_sha256": "da6d5df874dea36a88bf22638a387eb13d0ff020dae33a03268057c6056f4617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9803130",
    "kind": "arxiv",
    "version": 3
  }
}