Pith Number

pith:UQMSJY4L

pith:2002:UQMSJY4LELBTDX2EBSAVLZBPJM

not attested not anchored not stored refs pending

Using ion production to monitor the birth and death of a metastable helium Bose-Einstein condensate

A. Aspect, C. I. Westbrook, D. Boiron, J. Viana Gomes, O. Sirjean, S. Seidelin

arxiv:cond-mat/0211112 v1 · 2002-11-06 · 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{UQMSJY4LELBTDX2EBSAVLZBPJM}

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	2026-05-18T04:09:03.456200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a41924e38b22c331df440c8155e42f4b15db11966698a8ccd95f9a0c0599383c

Aliases

arxiv: cond-mat/0211112 · arxiv_version: cond-mat/0211112v1 · doi: 10.48550/arxiv.cond-mat/0211112 · pith_short_12: UQMSJY4LELBT · pith_short_16: UQMSJY4LELBTDX2E · pith_short_8: UQMSJY4L

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/UQMSJY4LELBTDX2EBSAVLZBPJM \
  | 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: a41924e38b22c331df440c8155e42f4b15db11966698a8ccd95f9a0c0599383c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13873f3fc2d4ed3c9a4cccb280bce8e15a60fea036095719928a577f74393232",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "2002-11-06T16:22:20Z",
    "title_canon_sha256": "614adcd423ad003a674484d57f989daf8192052efb96db69f1cab2e74b015fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0211112",
    "kind": "arxiv",
    "version": 1
  }
}