Pith Number

pith:EZJZ2RH3

pith:2012:EZJZ2RH3NS7J36SAYZL34TJNWW

not attested not anchored not stored refs pending

Compressibility of an Ultracold Fermi Gas with Repulsive Interactions

Caleb A. Christensen, Jae-Hoon Choi, Myoung-Sun Heo, Timur M. Rvachov, Tout T. Wang, Wolfgang Ketterle, Ye-Ryoung Lee

arxiv:1204.4229 v1 · 2012-04-19 · 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{EZJZ2RH3NS7J36SAYZL34TJNWW}

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	2026-05-18T01:57:49.017434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26539d44fb6cbe9dfa40c657be4d2db5b82a45f32968663e824d2aefb3e434f2

Aliases

arxiv: 1204.4229 · arxiv_version: 1204.4229v1 · doi: 10.48550/arxiv.1204.4229 · pith_short_12: EZJZ2RH3NS7J · pith_short_16: EZJZ2RH3NS7J36SA · pith_short_8: EZJZ2RH3

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/EZJZ2RH3NS7J36SAYZL34TJNWW \
  | 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: 26539d44fb6cbe9dfa40c657be4d2db5b82a45f32968663e824d2aefb3e434f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e32789fbc2d38f483243ba96e26e958ec446892d0583fc207682112ab1664da4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2012-04-19T01:21:30Z",
    "title_canon_sha256": "f75b5bf829285d91200a41282d6a5fe89e48259a922b2e1d2b16cdd08169dfc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4229",
    "kind": "arxiv",
    "version": 1
  }
}