Pith Number

pith:VNBVNZD4

pith:2012:VNBVNZD4WYBJKWUJDVTZAXQ4XP

not attested not anchored not stored refs pending

Increasing Quantum Degeneracy by Heating a Superfluid

D.J. Papoular, G. Ferrari, L.P. Pitaevskii, S. Stringari

arxiv:1207.5137 v1 · 2012-07-21 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VNBVNZD4WYBJKWUJDVTZAXQ4XP}

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	2026-05-18T01:56:15.411450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab4356e47cb602955a891d67905e1cbbde2965a62bfe0971f0003a15e665510b

Aliases

arxiv: 1207.5137 · arxiv_version: 1207.5137v1 · doi: 10.48550/arxiv.1207.5137 · pith_short_12: VNBVNZD4WYBJ · pith_short_16: VNBVNZD4WYBJKWUJ · pith_short_8: VNBVNZD4

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/VNBVNZD4WYBJKWUJDVTZAXQ4XP \
  | 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: ab4356e47cb602955a891d67905e1cbbde2965a62bfe0971f0003a15e665510b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26121ce8e03ebaf49667f2e94fcb2ef29760f219b59ed73b4ae8d06fd357654c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2012-07-21T13:47:25Z",
    "title_canon_sha256": "befbfa73e981ec8208a20af4dbfd04bb9e542553f1dc16e52116a033e4ac40d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5137",
    "kind": "arxiv",
    "version": 1
  }
}