Pith Number

pith:DPXNMNME

pith:2010:DPXNMNMEVNL36UQVAKOQ5MTVN5

not attested not anchored not stored refs pending

A general and solvable random matrix model for spin decoherence

Francois David

arxiv:1009.1282 v2 · 2010-09-07 · 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{DPXNMNMEVNL36UQVAKOQ5MTVN5}

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	2026-05-18T04:31:50.185864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1beed63584ab57bf5215029d0eb2756f46ca55a08ec75e7c8e8ca79030e9cdd3

Aliases

arxiv: 1009.1282 · arxiv_version: 1009.1282v2 · doi: 10.48550/arxiv.1009.1282 · pith_short_12: DPXNMNMEVNL3 · pith_short_16: DPXNMNMEVNL36UQV · pith_short_8: DPXNMNME

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/DPXNMNMEVNL36UQVAKOQ5MTVN5 \
  | 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: 1beed63584ab57bf5215029d0eb2756f46ca55a08ec75e7c8e8ca79030e9cdd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3ea4ee8b042fcb67c9a6c6ff4c2a0d0869e67625603d65116f634615ef4103d",
    "cross_cats_sorted": [
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-09-07T13:14:09Z",
    "title_canon_sha256": "1632da7330aefdfbe694fbb77282a122b4571d341627ba51c9a04cfb144b6e12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1282",
    "kind": "arxiv",
    "version": 2
  }
}