Pith Number

pith:O7RFQL2P

pith:2026:O7RFQL2P5TWFS7V24XPTEW2ANR

not attested not anchored not stored refs pending

Cloud parameter estimation for interacting BEC after time-of-flight

Carrie Weidner, Ilja Zebergs, Jan Joachim Arlt, Laurits Stokholm, Mick Kristensen, Rasmus Malthe Fiil Andersen, Stine Frederiksen

arxiv:2601.10415 v1 · 2026-01-15 · cond-mat.quant-gas · physics.atom-ph · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7RFQL2P5TWFS7V24XPTEW2ANR}

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	2026-07-02T01:17:27.019277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e2582f4fecec597ebae5df325b406c63656966bd033a0d27064e91eff1b660

Aliases

arxiv: 2601.10415 · arxiv_version: 2601.10415v1 · doi: 10.48550/arxiv.2601.10415 · pith_short_12: O7RFQL2P5TWF · pith_short_16: O7RFQL2P5TWFS7V2 · pith_short_8: O7RFQL2P

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/O7RFQL2P5TWFS7V24XPTEW2ANR \
  | 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: 77e2582f4fecec597ebae5df325b406c63656966bd033a0d27064e91eff1b660

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91975f30ab2135978b99ae5cd6a48cdbc172eecf3ee202dd7609724076bc81b9",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2026-01-15T14:05:26Z",
    "title_canon_sha256": "6cf38c6670e404628e88b32a16a7763d776c159a16eef06ce96e0a7ae860c3d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.10415",
    "kind": "arxiv",
    "version": 1
  }
}