Pith Number

pith:SXSWEVC4

pith:2016:SXSWEVC4IY5MKTHYSJDFFLEU2P

not attested not anchored not stored refs pending

The free energy of anisotropic quantum spin systems: Functional integral representation

Natalia B Perkins, Peter Woelfle, Yuriy Sizyuk

arxiv:1601.05057 v2 · 2016-01-19 · 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{SXSWEVC4IY5MKTHYSJDFFLEU2P}

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	2026-05-18T00:44:24.985001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95e562545c463ac54cf8924652ac94d3decf4ff22ffdf388e8372a4d45b95160

Aliases

arxiv: 1601.05057 · arxiv_version: 1601.05057v2 · doi: 10.48550/arxiv.1601.05057 · pith_short_12: SXSWEVC4IY5M · pith_short_16: SXSWEVC4IY5MKTHY · pith_short_8: SXSWEVC4

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/SXSWEVC4IY5MKTHYSJDFFLEU2P \
  | 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: 95e562545c463ac54cf8924652ac94d3decf4ff22ffdf388e8372a4d45b95160

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "752efe5c7cf137faf02690603a916a291fa72974bd72edbae9877648cede66ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2016-01-19T20:00:48Z",
    "title_canon_sha256": "7765d8b5155e86641ce5d5208d7cb557750e8dcbb2d116a2737f7901b0a61343"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05057",
    "kind": "arxiv",
    "version": 2
  }
}