Pith Number

pith:Y655UT2V

pith:2007:Y655UT2VJJ6TKUPRC5OIQTTLEX

not attested not anchored not stored refs pending

Bragg spectroscopy of a superfluid Bose-Hubbard gas

Biao Wu, C. Ryu, D. J. Heinzen, Emek Yesilada, Shoupu Wan, X. Du, Z. X. Liang

arxiv:0704.2623 v2 · 2007-04-19 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y655UT2VJJ6TKUPRC5OIQTTLEX}

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	2026-05-18T02:16:31.619736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7bbda4f554a7d3551f1175c884e6b25dc5e9101bb306b772c5ef2385b60fbaf

Aliases

arxiv: 0704.2623 · arxiv_version: 0704.2623v2 · doi: 10.48550/arxiv.0704.2623 · pith_short_12: Y655UT2VJJ6T · pith_short_16: Y655UT2VJJ6TKUPR · pith_short_8: Y655UT2V

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/Y655UT2VJJ6TKUPRC5OIQTTLEX \
  | 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: c7bbda4f554a7d3551f1175c884e6b25dc5e9101bb306b772c5ef2385b60fbaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c41f5555e85cc5266fa4dae03553ef1d6ad0ff718923b09b706998988e4f4d93",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2007-04-19T22:11:20Z",
    "title_canon_sha256": "596a8ade080ab4609449928cd67e53b84d6c85d681414e5f0596563425b345ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2623",
    "kind": "arxiv",
    "version": 2
  }
}