Pith Number

pith:KL6QQTFE

pith:2012:KL6QQTFEF2VJB34OXKOGXYQHQM

not attested not anchored not stored refs pending

A quantum phase transition in a quantum external field: Superposing two magnetic phases

Bogdan Damski, Marek M. Rams, Michael Zwolak

arxiv:1201.1932 v2 · 2012-01-09 · quant-ph · cond-mat.other · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KL6QQTFEF2VJB34OXKOGXYQHQM}

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	2026-05-18T03:45:41.666669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52fd084ca42eaa90ef8eba9c6be207831d71b3e36466a7b1d6369b39d5582be6

Aliases

arxiv: 1201.1932 · arxiv_version: 1201.1932v2 · doi: 10.48550/arxiv.1201.1932 · pith_short_12: KL6QQTFEF2VJ · pith_short_16: KL6QQTFEF2VJB34O · pith_short_8: KL6QQTFE

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/KL6QQTFEF2VJB34OXKOGXYQHQM \
  | 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: 52fd084ca42eaa90ef8eba9c6be207831d71b3e36466a7b1d6369b39d5582be6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b955682142d50014d14b805bce0817c7906c2dd4de108a4c70b0304e1530a551",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-09T21:49:25Z",
    "title_canon_sha256": "8f63337b7a67667e6e4d2c14f848ddd501fd18379fcada171c0234fe8b365396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1932",
    "kind": "arxiv",
    "version": 2
  }
}