Pith Number

pith:KJ4M55ZC

pith:2025:KJ4M55ZC4EWDEPJ4FEZMFTAXPL

not attested not anchored not stored refs pending

Stochastic Gross-Pitaevskii theory for a spin-1 Bose gas: Application to superfluidity in two dimensions

Andrew P. C. Underwood, P. B. Blakie

arxiv:2502.18792 v2 · 2025-02-26 · 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{KJ4M55ZC4EWDEPJ4FEZMFTAXPL}

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	2026-07-05T11:54:44.552391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5278cef722e12c323d3c2932c2cc177ada2eaa62c182a81ffbf2770d82ae5dc5

Aliases

arxiv: 2502.18792 · arxiv_version: 2502.18792v2 · doi: 10.48550/arxiv.2502.18792 · pith_short_12: KJ4M55ZC4EWD · pith_short_16: KJ4M55ZC4EWDEPJ4 · pith_short_8: KJ4M55ZC

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/KJ4M55ZC4EWDEPJ4FEZMFTAXPL \
  | 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: 5278cef722e12c323d3c2932c2cc177ada2eaa62c182a81ffbf2770d82ae5dc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e45cfddba6fd8722b2690fd5c06e5d91b2d50e9e69b3c776ef0e566050f4d3e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2025-02-26T03:57:47Z",
    "title_canon_sha256": "6102526f0ae089d1beb6784dd6e30e3f81c40666aacb2ac391a7d62a86f13c4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.18792",
    "kind": "arxiv",
    "version": 2
  }
}