Pith Number

pith:QFKHVJQI

pith:2011:QFKHVJQILZWB275FMFAAEYHIN4

not attested not anchored not stored refs pending

Repulsive polarons in two-dimensional Fermi gases

J. Levinsen, Meera M. Parish, V. Ngampruetikorn

arxiv:1110.6415 v2 · 2011-10-28 · 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{QFKHVJQILZWB275FMFAAEYHIN4}

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	2026-05-18T03:55:57.522923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81547aa6085e6c1d7fa561400260e86f35570babf67aee50b02c7d5c8537c88e

Aliases

arxiv: 1110.6415 · arxiv_version: 1110.6415v2 · doi: 10.48550/arxiv.1110.6415 · pith_short_12: QFKHVJQILZWB · pith_short_16: QFKHVJQILZWB275F · pith_short_8: QFKHVJQI

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/QFKHVJQILZWB275FMFAAEYHIN4 \
  | 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: 81547aa6085e6c1d7fa561400260e86f35570babf67aee50b02c7d5c8537c88e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4cfed95e97a1ef3e38f57200bc1da59a318b0ce1d13ad0fc285a79bf183ce41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2011-10-28T17:59:29Z",
    "title_canon_sha256": "a7394f33ab3bf10036160992c44be67f12965f0a8f1a0af32449a9c852ef76e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6415",
    "kind": "arxiv",
    "version": 2
  }
}