Pith Number

pith:Y434CPD4

pith:2026:Y434CPD4TFNEHA2WY63DAZYAE2

not attested not anchored not stored refs pending

Extracting the pairing gap from van Hove singularities in rf spectra of the Fermi Hubbard model

Chuping Li, Dingli Yuan, Junru Wu, Kaichao Zhang, Lin Sun, Pengyi Chen, Qijin Chen, Yuxuan Wu

arxiv:2608.06883 v1 · 2026-08-07 · 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{Y434CPD4TFNEHA2WY63DAZYAE2}

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	2026-08-10T01:12:24.367389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c737c13c7c995a438356c7b630670026bb44998dc072b988e835e83071d1eef0

Aliases

arxiv: 2608.06883 · arxiv_version: 2608.06883v1 · doi: 10.48550/arxiv.2608.06883 · pith_short_12: Y434CPD4TFNE · pith_short_16: Y434CPD4TFNEHA2W · pith_short_8: Y434CPD4

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/Y434CPD4TFNEHA2WY63DAZYAE2 \
  | 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: c737c13c7c995a438356c7b630670026bb44998dc072b988e835e83071d1eef0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16837b5035c4ea51dcf211efdcffc1a564db40128d1c2e20ed0601961c4620c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2026-08-07T07:09:51Z",
    "title_canon_sha256": "fc1197ecc88184e234627b6795c5233bc4c52502f5d8776202e3d6f2506e58a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06883",
    "kind": "arxiv",
    "version": 1
  }
}