Pith Number

pith:2RV4QVTQ

pith:2012:2RV4QVTQBEI5BNDLTDOFTRQDFI

not attested not anchored not stored refs pending

Quantum phases of dimerized and frustrated Heisenberg spin chains with s = 1/2, 1 and 3/2: an entanglement entropy and fidelity study

Diptiman Sen, Shaon Sahoo, S. Ramasesha, V. M. L. Durga Prasad Goli

arxiv:1208.0706 v2 · 2012-08-03 · cond-mat.str-el · cond-mat.stat-mech

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

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	2026-05-18T03:33:11.701731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d46bc856700911d0b46b98dc59c6032a1448e0efd9d27fa7f1c2ae6081ccf7b2

Aliases

arxiv: 1208.0706 · arxiv_version: 1208.0706v2 · doi: 10.48550/arxiv.1208.0706 · pith_short_12: 2RV4QVTQBEI5 · pith_short_16: 2RV4QVTQBEI5BNDL · pith_short_8: 2RV4QVTQ

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/2RV4QVTQBEI5BNDLTDOFTRQDFI \
  | 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: d46bc856700911d0b46b98dc59c6032a1448e0efd9d27fa7f1c2ae6081ccf7b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d17d6b5d956a41dd0cb9fcd696df0f5ea2483216b84715ca8dd63830edb81fcd",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-08-03T10:44:22Z",
    "title_canon_sha256": "8c916e0ead1086a7de6a3611698ba72b3b2d8a6d8cbf9b28775854cb3cc493f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0706",
    "kind": "arxiv",
    "version": 2
  }
}