Pith Number

pith:J7F44O4Z

pith:2009:J7F44O4ZMMHZS5EQPVVTLITXLL

not attested not anchored not stored refs pending

Population and mass imbalance in atomic Fermi gases

H.T.C. Stoof, J.E. Baarsma, K.B. Gubbels

arxiv:0912.4205 v2 · 2009-12-21 · cond-mat.quant-gas

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:10:14.900970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fcbce3b99630f9974907d6b35a2775ad4ce19fb6481dbf780801de4c00ddf70

Aliases

arxiv: 0912.4205 · arxiv_version: 0912.4205v2 · doi: 10.48550/arxiv.0912.4205 · pith_short_12: J7F44O4ZMMHZ · pith_short_16: J7F44O4ZMMHZS5EQ · pith_short_8: J7F44O4Z

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/J7F44O4ZMMHZS5EQPVVTLITXLL \
  | 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: 4fcbce3b99630f9974907d6b35a2775ad4ce19fb6481dbf780801de4c00ddf70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eb99cb21803e02fccf0724e904f68f7c2ee3c2546dc0f81738d5c31b527a099",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2009-12-21T16:38:40Z",
    "title_canon_sha256": "73640c84f31289a234b8636dac7bf2c6a2d1fea038f05fec5f3d4ebf70e98dfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4205",
    "kind": "arxiv",
    "version": 2
  }
}