Pith Number

pith:6DFLLNKM

pith:2022:6DFLLNKMT34Q7DQFGLYXRJK7VE

not attested not anchored not stored refs pending

Angular topological superfluid and topological vortex in an ultracold Fermi gas

Fan Wu, Ke-Ji Chen, Lianyi He, Wei Yi

arxiv:2201.12486 v2 · 2022-01-29 · cond-mat.quant-gas · cond-mat.supr-con · 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{6DFLLNKMT34Q7DQFGLYXRJK7VE}

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	2026-07-05T04:39:28.247557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0cab5b54c9ef90f8e0532f178a55fa9302ca393d47fe43f05fd79de076c9ade

Aliases

arxiv: 2201.12486 · arxiv_version: 2201.12486v2 · doi: 10.48550/arxiv.2201.12486 · pith_short_12: 6DFLLNKMT34Q · pith_short_16: 6DFLLNKMT34Q7DQF · pith_short_8: 6DFLLNKM

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/6DFLLNKMT34Q7DQFGLYXRJK7VE \
  | 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: f0cab5b54c9ef90f8e0532f178a55fa9302ca393d47fe43f05fd79de076c9ade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "209d4cfad65e598aed481b16cde3c92bbef9fb41e21be07b844cff693aecf951",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2022-01-29T03:22:12Z",
    "title_canon_sha256": "8d36d80fe45b3c717a4e3293496313a29c89bc1ac644b2e7106439362f7fd88c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.12486",
    "kind": "arxiv",
    "version": 2
  }
}