Pith Number

pith:WYJANN3I

pith:2009:WYJANN3IP5OLN5Q2DY3TWMWHXZ

not attested not anchored not stored refs pending

Entanglement evolution of a spin chain bath in driving the decoherence of a coupled quantum spin

Bing-Shen Wang, Zhao-Bin Su, Zhi-Hui Wang

arxiv:0903.0944 v1 · 2009-03-05 · cond-mat.mes-hall · cond-mat.str-el · 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{WYJANN3IP5OLN5Q2DY3TWMWHXZ}

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	2026-05-18T04:02:25.442486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b61206b7687f5cb6f61a1e373b32c7be5cb6ce0f3d2a0163c80774d1e7b98aea

Aliases

arxiv: 0903.0944 · arxiv_version: 0903.0944v1 · doi: 10.48550/arxiv.0903.0944 · pith_short_12: WYJANN3IP5OL · pith_short_16: WYJANN3IP5OLN5Q2 · pith_short_8: WYJANN3I

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/WYJANN3IP5OLN5Q2DY3TWMWHXZ \
  | 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: b61206b7687f5cb6f61a1e373b32c7be5cb6ce0f3d2a0163c80774d1e7b98aea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b920ee132886f5c89e81d719bd176fc29b4675eb5e09c6a4c635cb1fb566991a",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-03-05T09:52:42Z",
    "title_canon_sha256": "f735d37d7472ccbffedc0925898f84c50d272c63256fd91831285996bd0d86d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0944",
    "kind": "arxiv",
    "version": 1
  }
}