Pith Number

pith:X7RTMYCL

pith:2019:X7RTMYCLXGXIDG57VAIRSORX5M

not attested not anchored not stored refs pending

Short-time expansion of Heisenberg operators in open collective quantum spin systems

Ana Maria Rey, Michael A. Perlin

arxiv:1905.09475 v2 · 2019-05-21 · 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{X7RTMYCLXGXIDG57VAIRSORX5M}

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	2026-07-05T00:40:24.444066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe336604bb9ae819bbfa811193a37eb1c9fa3aad6dcad73e7397c646d3500b8

Aliases

arxiv: 1905.09475 · arxiv_version: 1905.09475v2 · doi: 10.48550/arxiv.1905.09475 · pith_short_12: X7RTMYCLXGXI · pith_short_16: X7RTMYCLXGXIDG57 · pith_short_8: X7RTMYCL

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/X7RTMYCLXGXIDG57VAIRSORX5M \
  | 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: bfe336604bb9ae819bbfa811193a37eb1c9fa3aad6dcad73e7397c646d3500b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1acdcc294cea6dd44e27eb780fffa228326bba84da362ab99074915a7244051",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-21T23:07:04Z",
    "title_canon_sha256": "934134b001dd6894334332fa19f2e9f85f88cd421611ae254a2bdb99e0253ff5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09475",
    "kind": "arxiv",
    "version": 2
  }
}