Pith Number

pith:C4XVUBT6

pith:2015:C4XVUBT6PAWKLAGFTCI56K43ZY

not attested not anchored not stored refs pending

Observation of the Berezinskii-Kosterlitz-Thouless Phase Transition in an Ultracold Fermi Gas

A. N. Wenz, D. Kedar, G. Z\"urn, I. Boettcher, L. Bayha, M. G. Ries, M. Holzmann, M. Neidig, P. A. Murthy, S. Jochim

arxiv:1505.02123 v2 · 2015-05-08 · cond-mat.quant-gas · cond-mat.stat-mech · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4XVUBT6PAWKLAGFTCI56K43ZY}

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	2026-05-18T01:37:27.049948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

172f5a067e782ca580c59891df2b9bce2f92f5375a00fe433c54212353e2f050

Aliases

arxiv: 1505.02123 · arxiv_version: 1505.02123v2 · doi: 10.48550/arxiv.1505.02123 · pith_short_12: C4XVUBT6PAWK · pith_short_16: C4XVUBT6PAWKLAGF · pith_short_8: C4XVUBT6

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/C4XVUBT6PAWKLAGFTCI56K43ZY \
  | 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: 172f5a067e782ca580c59891df2b9bce2f92f5375a00fe433c54212353e2f050

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e843454f7a44e1106852b0fc68a2839421fabc7f2820f863ad8271f5b322311",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-05-08T18:32:35Z",
    "title_canon_sha256": "a0a04ac2f264ac4eb32134d5366c13c3458aefe027590f05e4013ffe95fa05f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02123",
    "kind": "arxiv",
    "version": 2
  }
}