Pith Number

pith:L5X63A2I

pith:2012:L5X63A2IR5BWV54ZTPF5Y6QB2F

not attested not anchored not stored refs pending

Entanglement probe of two-impurity Kondo physics in a spin chain

Abolfazl Bayat, Henrik Johannesson, Pasquale Sodano, Sougato Bose

arxiv:1201.6668 v2 · 2012-01-31 · cond-mat.str-el · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5X63A2IR5BWV54ZTPF5Y6QB2F}

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	2026-05-18T03:49:10.269840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f6fed83488f436af7999bcbdc7a01d14c51b32fae8d83557c2f5175348bd72f

Aliases

arxiv: 1201.6668 · arxiv_version: 1201.6668v2 · doi: 10.48550/arxiv.1201.6668 · pith_short_12: L5X63A2IR5BW · pith_short_16: L5X63A2IR5BWV54Z · pith_short_8: L5X63A2I

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/L5X63A2IR5BWV54ZTPF5Y6QB2F \
  | 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: 5f6fed83488f436af7999bcbdc7a01d14c51b32fae8d83557c2f5175348bd72f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd4098bf94aa9c69f997a5e9233b4033daf51e813504322f72a54ab7cf77ffff",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-01-31T20:16:46Z",
    "title_canon_sha256": "b2f82dde6a46ccc6183033f2c354b6a8cad56e607862268093809810995792a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6668",
    "kind": "arxiv",
    "version": 2
  }
}