Pith Number

pith:KBR77TS7

pith:2011:KBR77TS76GT66LHFCVWVCMBDIC

not attested not anchored not stored refs pending

Concurrence and entanglement entropy in a dimerized spin-1/2 two-leg ladder

Saeed Batebi, Saeed Mahdavifar, Somayyeh Nemati

arxiv:1105.5985 v2 · 2011-05-30 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBR77TS76GT66LHFCVWVCMBDIC}

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	2026-05-18T04:08:05.156198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5063ffce5ff1a7ef2ce5156d513023408882403c0667f1855cbe14d1baa9ec50

Aliases

arxiv: 1105.5985 · arxiv_version: 1105.5985v2 · doi: 10.48550/arxiv.1105.5985 · pith_short_12: KBR77TS76GT6 · pith_short_16: KBR77TS76GT66LHF · pith_short_8: KBR77TS7

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/KBR77TS76GT66LHFCVWVCMBDIC \
  | 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: 5063ffce5ff1a7ef2ce5156d513023408882403c0667f1855cbe14d1baa9ec50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecc655b0b3c8bab28ef516d52b6055560f28737fc52b21ca65cc0a200cc6b0c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2011-05-30T13:17:33Z",
    "title_canon_sha256": "bf35fdf7163cd71ba97987124f1c75a78654eba6f4c29764e3490e71badf9eaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5985",
    "kind": "arxiv",
    "version": 2
  }
}