Pith Number

pith:6WUUMZ7Y

pith:2015:6WUUMZ7YVETEE63NO6QLD6VA2L

not attested not anchored not stored refs pending

Quantum macroscopicity measure for arbitrary spin systems and its application to quantum phase transitions

Chae-Yeun Park, Chang-Woo Lee, Hyunseok Jeong, Jeongho Bang, Minsu Kang, Seung-Woo Lee

arxiv:1510.02876 v2 · 2015-10-10 · 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{6WUUMZ7YVETEE63NO6QLD6VA2L}

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	2026-05-18T00:56:21.409392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5a94667f8a926427b6d77a0b1faa0d2dd317fcfd0b003718912caaa9f6bead1

Aliases

arxiv: 1510.02876 · arxiv_version: 1510.02876v2 · doi: 10.48550/arxiv.1510.02876 · pith_short_12: 6WUUMZ7YVETE · pith_short_16: 6WUUMZ7YVETEE63N · pith_short_8: 6WUUMZ7Y

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/6WUUMZ7YVETEE63NO6QLD6VA2L \
  | 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: f5a94667f8a926427b6d77a0b1faa0d2dd317fcfd0b003718912caaa9f6bead1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29c67d16fd119ea6c3f8f79166f865adcfc17239faadfe5b776f1641c57083af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-10-10T04:22:06Z",
    "title_canon_sha256": "d02138efc7c1628a1c263b4079a4669d138b7ed6fe4105217ec4d75be15912f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02876",
    "kind": "arxiv",
    "version": 2
  }
}