Pith Number

pith:SHDUPY2V

pith:2012:SHDUPY2VQXGECSAENQGQ6D5MVG

not attested not anchored not stored refs pending

Direct entropy determination and application to artificial spin ice

Cristiano Nisoli, David M. Garand, Jie Li, Paul E. Lammert, Peter Schiffer, Vincent H. Crespi, Xianglin Ki

arxiv:1204.4930 v1 · 2012-04-22 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHDUPY2VQXGECSAENQGQ6D5MVG}

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	2026-05-18T03:57:15.137997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91c747e35585cc4148046c0d0f0faca9ab6b78a72d20892e2a6b2a97b44b48fd

Aliases

arxiv: 1204.4930 · arxiv_version: 1204.4930v1 · doi: 10.48550/arxiv.1204.4930 · pith_short_12: SHDUPY2VQXGE · pith_short_16: SHDUPY2VQXGECSAE · pith_short_8: SHDUPY2V

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/SHDUPY2VQXGECSAENQGQ6D5MVG \
  | 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: 91c747e35585cc4148046c0d0f0faca9ab6b78a72d20892e2a6b2a97b44b48fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecdfe9d233b3945e12b06bec865da2a4d0b81b52c7cbdfa401f1ed19696fa3a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2012-04-22T19:33:27Z",
    "title_canon_sha256": "64a742ffdb5e13943161477c3a9a43df55847253dfaa3133150e6b7520e750f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4930",
    "kind": "arxiv",
    "version": 1
  }
}