Pith Number

pith:GPO34OH4

pith:2011:GPO34OH44ZV7E5SJD5K6MJFOL2

not attested not anchored not stored refs pending

Anomalies in the Entanglement Properties of the Square Lattice Heisenberg Model

Ann B. Kallin, Matthew B. Hastings, Rajiv R. P. Singh, Roger G. Melko

arxiv:1107.2840 v2 · 2011-07-14 · 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{GPO34OH44ZV7E5SJD5K6MJFOL2}

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	2026-05-18T03:28:06.474412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33ddbe38fce66bf276491f55e624ae5e8f5366376311dc220fdcbfe0b7c1f75b

Aliases

arxiv: 1107.2840 · arxiv_version: 1107.2840v2 · doi: 10.48550/arxiv.1107.2840 · pith_short_12: GPO34OH44ZV7 · pith_short_16: GPO34OH44ZV7E5SJ · pith_short_8: GPO34OH4

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/GPO34OH44ZV7E5SJD5K6MJFOL2 \
  | 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: 33ddbe38fce66bf276491f55e624ae5e8f5366376311dc220fdcbfe0b7c1f75b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e5dbcbae7baf945105c676b4f021296a64624167f8a1b56991e5c25fea845a6",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2011-07-14T14:39:17Z",
    "title_canon_sha256": "13df5f9cc47dde29a3084c1235f63a78461b445823ca8e72f13932973087ac2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2840",
    "kind": "arxiv",
    "version": 2
  }
}