Pith Number

pith:WSKYUNMV

pith:2018:WSKYUNMVFKJIA7TND2RK653BOG

not attested not anchored not stored refs pending

Energy absorption spectroscopy of unitary Fermi gases in a uniform potential

Pengfei Zhang, Zhenhua Yu

arxiv:1801.04727 v2 · 2018-01-15 · 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{WSKYUNMVFKJIA7TND2RK653BOG}

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	2026-05-18T00:18:11.747765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4958a35952a92807e6d1ea2af7761718e456234b3139b806c8e8e52f62ebbe5

Aliases

arxiv: 1801.04727 · arxiv_version: 1801.04727v2 · doi: 10.48550/arxiv.1801.04727 · pith_short_12: WSKYUNMVFKJI · pith_short_16: WSKYUNMVFKJIA7TN · pith_short_8: WSKYUNMV

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/WSKYUNMVFKJIA7TND2RK653BOG \
  | 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: b4958a35952a92807e6d1ea2af7761718e456234b3139b806c8e8e52f62ebbe5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1694a7a5ad1fcaa7973e485efb67960d3bd5584b4250448d9d9d4581402bb61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2018-01-15T10:33:46Z",
    "title_canon_sha256": "4c399f658a931023c291903e170320c90c3bc4267e8d1b768828e2c05f59099e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04727",
    "kind": "arxiv",
    "version": 2
  }
}