Pith Number

pith:K6VFNEMW

pith:2010:K6VFNEMWN75BYWAXH3I4N35WLG

not attested not anchored not stored refs pending

Entanglement Spectrum for the XY Model in One Dimension

A. R. Its, F. Franchini, L. A. Takhtajan, V. E. Korepin

arxiv:1002.2931 v1 · 2010-02-15 · quant-ph · cond-mat.stat-mech · cond-mat.str-el · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6VFNEMWN75BYWAXH3I4N35WLG}

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	2026-05-18T04:03:43.828574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57aa5691966ffa1c58173ed1c6efb65981258b27291b87e766d42a0a8480c278

Aliases

arxiv: 1002.2931 · arxiv_version: 1002.2931v1 · doi: 10.48550/arxiv.1002.2931 · pith_short_12: K6VFNEMWN75B · pith_short_16: K6VFNEMWN75BYWAX · pith_short_8: K6VFNEMW

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/K6VFNEMWN75BYWAXH3I4N35WLG \
  | 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: 57aa5691966ffa1c58173ed1c6efb65981258b27291b87e766d42a0a8480c278

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e471672b91a6391fce9ac33af455a2741d0615f90f53d0d125e3a34c83512f84",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cond-mat.str-el",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-15T19:16:12Z",
    "title_canon_sha256": "dc6397d712d48ef317e0affc8827900e1bc90cba4b3c73cba3c054231f12d113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2931",
    "kind": "arxiv",
    "version": 1
  }
}