Pith Number

pith:6SV36C3I

pith:2007:6SV36C3IBV7D53JJFZA7YNTK36

not attested not anchored not stored refs pending

Radio Frequency Spectroscopy of Trapped Fermi Gases with Population Imbalance

Chih-Chun Chien, K. Levin, Qijin Chen, Yan He

arxiv:0707.2625 v2 · 2007-07-18 · cond-mat.str-el · cond-mat.quant-gas · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6SV36C3IBV7D53JJFZA7YNTK36}

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	2026-05-18T04:13:46.080827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4abbf0b680d7e3eed292e41fc366adfaaac18e6e9f856ca859f1ce3b0ae8fec

Aliases

arxiv: 0707.2625 · arxiv_version: 0707.2625v2 · doi: 10.48550/arxiv.0707.2625 · pith_short_12: 6SV36C3IBV7D · pith_short_16: 6SV36C3IBV7D53JJ · pith_short_8: 6SV36C3I

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/6SV36C3IBV7D53JJFZA7YNTK36 \
  | 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: f4abbf0b680d7e3eed292e41fc366adfaaac18e6e9f856ca859f1ce3b0ae8fec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ca325723ead42cf479685015adac76dd3ac304dc38a71a7df29bc7228adeee7",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2007-07-18T03:09:49Z",
    "title_canon_sha256": "90b716f49c12f8786ca08fc293fc5ce53293925ffa4d0ad7e69f6a69b6722ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2625",
    "kind": "arxiv",
    "version": 2
  }
}