Pith Number

pith:T5CU5DYW

pith:2002:T5CU5DYW5Z4OC5JKPWGZER2XIG

not attested not anchored not stored refs pending

Decoherence of Two-Level Systems Can Be Very Different From Brownian Particles

B. L. Hu

arxiv:quant-ph/0203001 v1 · 2002-03-01 · 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{T5CU5DYW5Z4OC5JKPWGZER2XIG}

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	2026-05-18T01:38:02.093230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f454e8f16ee78e1752a7d8d92475741bf34019b0d10ded948bff92b8f3b0f1b

Aliases

arxiv: quant-ph/0203001 · arxiv_version: quant-ph/0203001v1 · doi: 10.48550/arxiv.quant-ph/0203001 · pith_short_12: T5CU5DYW5Z4O · pith_short_16: T5CU5DYW5Z4OC5JK · pith_short_8: T5CU5DYW

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/T5CU5DYW5Z4OC5JKPWGZER2XIG \
  | 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: 9f454e8f16ee78e1752a7d8d92475741bf34019b0d10ded948bff92b8f3b0f1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9515628c079615331a88769152a2081637014e5c4c02dce074f30484b47c7e23",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-03-01T05:09:29Z",
    "title_canon_sha256": "a882337c3306651867a9404d6ad474a766edcd4b0998ef582c38859bceafcb7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0203001",
    "kind": "arxiv",
    "version": 1
  }
}