Pith Number

pith:63Z4BLEQ

pith:2010:63Z4BLEQ5SCZLHHIW4EEYUEVX3

not attested not anchored not stored refs pending

Diagonalization-free implementation of spin relaxation theory for large spin systems

Ilya Kuprov

arxiv:1012.0033 v1 · 2010-11-30 · physics.chem-ph · math-ph · math.MP · 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{63Z4BLEQ5SCZLHHIW4EEYUEVX3}

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	2026-05-18T02:47:41.584138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6f3c0ac90ec85959ce8b7084c5095bef5bf913560e52417f3bfbdc88d543874

Aliases

arxiv: 1012.0033 · arxiv_version: 1012.0033v1 · doi: 10.48550/arxiv.1012.0033 · pith_short_12: 63Z4BLEQ5SCZ · pith_short_16: 63Z4BLEQ5SCZLHHI · pith_short_8: 63Z4BLEQ

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/63Z4BLEQ5SCZLHHIW4EEYUEVX3 \
  | 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: f6f3c0ac90ec85959ce8b7084c5095bef5bf913560e52417f3bfbdc88d543874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4359976486518ea820bb53b0ef3ef85a4fe25e246c24bb9cdd6ce46bf5f38d8f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2010-11-30T21:46:21Z",
    "title_canon_sha256": "7c7261a83108cc0fa234dba620a98b982a02ac95dc66a64b7207357e49840d22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0033",
    "kind": "arxiv",
    "version": 1
  }
}