Pith Number

pith:2N7TSCZ2

pith:2010:2N7TSCZ2XRICVSK3GSFL3VLFSQ

not attested not anchored not stored refs pending

Effects of periodic potentials on the critical velocity of superfluid Fermi gases in the BCS-BEC crossover

Franco Dalfovo, Gentaro Watanabe, Lev P. Pitaevskii, Sandro Stringari

arxiv:1010.4852 v2 · 2010-10-23 · cond-mat.quant-gas · astro-ph.SR · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N7TSCZ2XRICVSK3GSFL3VLFSQ}

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	2026-05-18T04:16:22.898265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d37f390b3abc502ac95b348abdd565941236a2770ff1f8caf1953dec1836cb79

Aliases

arxiv: 1010.4852 · arxiv_version: 1010.4852v2 · doi: 10.48550/arxiv.1010.4852 · pith_short_12: 2N7TSCZ2XRIC · pith_short_16: 2N7TSCZ2XRICVSK3 · pith_short_8: 2N7TSCZ2

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/2N7TSCZ2XRICVSK3GSFL3VLFSQ \
  | 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: d37f390b3abc502ac95b348abdd565941236a2770ff1f8caf1953dec1836cb79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "461eae5dcf43170cc17e5aa1891cfd5a1a9300808b34473b9184072e99264f8e",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2010-10-23T06:36:56Z",
    "title_canon_sha256": "d9e6ce413321707708ad0960ad0c6e1f72ff2287b94c923c8c05cac7c6fd468e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4852",
    "kind": "arxiv",
    "version": 2
  }
}