Pith Number

pith:EJT65G7C

pith:2011:EJT65G7CTB5AMRNRRADBQ7ABPV

not attested not anchored not stored refs pending

The Fermi-polaron in two dimensions: Importance of the two-body bound state

Alessio Recati, Michael Klawunn

arxiv:1105.3431 v2 · 2011-05-17 · 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{EJT65G7CTB5AMRNRRADBQ7ABPV}

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	2026-05-18T02:01:57.061237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2267ee9be2987a0645b18806187c017d70489e9157968f2a3cbb90a70d5a7501

Aliases

arxiv: 1105.3431 · arxiv_version: 1105.3431v2 · doi: 10.48550/arxiv.1105.3431 · pith_short_12: EJT65G7CTB5A · pith_short_16: EJT65G7CTB5AMRNR · pith_short_8: EJT65G7C

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/EJT65G7CTB5AMRNRRADBQ7ABPV \
  | 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: 2267ee9be2987a0645b18806187c017d70489e9157968f2a3cbb90a70d5a7501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d807ecc8cf7551c0098a938c7678572f12dca9f54c9b07b8eb14a32fad5d68d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2011-05-17T16:52:59Z",
    "title_canon_sha256": "046b93e72e6fecb9c3f4eb5e32312e13ba65e038c2e16bf46230e31659d34753"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3431",
    "kind": "arxiv",
    "version": 2
  }
}