Pith Number

pith:RXQWCZ73

pith:1999:RXQWCZ73KTAY4WYHRWI75OL7L6

not attested not anchored not stored refs pending

On the Thomas-Fermi approximation in the bulk of trapped Bose-Einstein condensed gases

Gyula Bene, Peter Szepfalusy

arxiv:cond-mat/9910139 v2 · 1999-10-08 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXQWCZ73KTAY4WYHRWI75OL7L6}

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	2026-07-04T14:23:46.871232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8de16167fb54c18e5b078d91feb97f5fb2a1c9e9cdb0f3d93ded295af8c11e3d

Aliases

arxiv: cond-mat/9910139 · arxiv_version: cond-mat/9910139v2 · doi: 10.48550/arxiv.cond-mat/9910139 · pith_short_12: RXQWCZ73KTAY · pith_short_16: RXQWCZ73KTAY4WYH · pith_short_8: RXQWCZ73

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/RXQWCZ73KTAY4WYHRWI75OL7L6 \
  | 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: 8de16167fb54c18e5b078d91feb97f5fb2a1c9e9cdb0f3d93ded295af8c11e3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a982bd95d5db3e30fbb1a9e1740ec7bf5a40e52c6e10e8956ad88e48b957e472",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1999-10-08T18:48:23Z",
    "title_canon_sha256": "de32599ea4f55b61abf5a4bfb2120add7d1819a84de9fea9db004fd6a141c318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9910139",
    "kind": "arxiv",
    "version": 2
  }
}