Pith Number

pith:IVOCQHIK

pith:2015:IVOCQHIKYOX23ZGREJB5BGKMDO

not attested not anchored not stored refs pending

Experimental observation of a topological band gap opening in ultracold Fermi gases with two-dimensional spin-orbit coupling

Chuanwei Zhang, Donghao Li, Jing Zhang, Liangchao Chen, Lianghui Huang, Pengjun Wang, Peng Peng, Yong Xu, Zengming Meng

arxiv:1511.08492 v2 · 2015-11-26 · 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{IVOCQHIKYOX23ZGREJB5BGKMDO}

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	2026-05-18T00:55:47.058931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

455c281d0ac3afade4d12243d0994c1bb1671ec32048e89be6c81c55eee8cd01

Aliases

arxiv: 1511.08492 · arxiv_version: 1511.08492v2 · doi: 10.48550/arxiv.1511.08492 · pith_short_12: IVOCQHIKYOX2 · pith_short_16: IVOCQHIKYOX23ZGR · pith_short_8: IVOCQHIK

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/IVOCQHIKYOX23ZGREJB5BGKMDO \
  | 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: 455c281d0ac3afade4d12243d0994c1bb1671ec32048e89be6c81c55eee8cd01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18f2f2fc50e3582b3ac9ad292bddbbcbdd344dfe158e057518512f741cfb39e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-11-26T20:02:54Z",
    "title_canon_sha256": "4414e4e8e2befbc2a1debb1fb44f9dfba285a002e7a85e05bca4f098acc0e5ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08492",
    "kind": "arxiv",
    "version": 2
  }
}