Pith Number

pith:O3FFMZZM

pith:2015:O3FFMZZMQVIEE4HSMCMTR6LWRT

not attested not anchored not stored refs pending

Complexity of the XY antiferromagnet at fixed magnetization

Andrew M. Childs, David Gosset, Zak Webb

arxiv:1503.07083 v2 · 2015-03-24 · 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{O3FFMZZMQVIEE4HSMCMTR6LWRT}

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	2026-05-18T00:31:22.879296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76ca56672c85504270f2609938f9768cc2f481fbe71ddde69518d7101e0aa731

Aliases

arxiv: 1503.07083 · arxiv_version: 1503.07083v2 · doi: 10.48550/arxiv.1503.07083 · pith_short_12: O3FFMZZMQVIE · pith_short_16: O3FFMZZMQVIEE4HS · pith_short_8: O3FFMZZM

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/O3FFMZZMQVIEE4HSMCMTR6LWRT \
  | 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: 76ca56672c85504270f2609938f9768cc2f481fbe71ddde69518d7101e0aa731

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "186b0b8756bd490212632bc86e30762457c1c485c1d28f6b319ce3cd6c5a51cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-24T15:41:18Z",
    "title_canon_sha256": "ec74298551d1dfabe24463ac3df13b239856e2f8c69462eed6b9550faa470e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07083",
    "kind": "arxiv",
    "version": 2
  }
}