Pith Number

pith:OVPKCWTX

pith:2004:OVPKCWTXNFIARXS622TU3DNDOW

not attested not anchored not stored refs pending

Decoherence alias Loschmidt echo of the environment

T. Gorin, T. H. Seligman, T. Prosen, W. T. Strunz

arxiv:quant-ph/0405011 v1 · 2004-05-03 · 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{OVPKCWTXNFIARXS622TU3DNDOW}

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	2026-05-18T03:24:20.082930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

755ea15a77695008de5ed6a74d8da375ac54955fc4e8f9ddbff90b45a622873b

Aliases

arxiv: quant-ph/0405011 · arxiv_version: quant-ph/0405011v1 · doi: 10.48550/arxiv.quant-ph/0405011 · pith_short_12: OVPKCWTXNFIA · pith_short_16: OVPKCWTXNFIARXS6 · pith_short_8: OVPKCWTX

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/OVPKCWTXNFIARXS622TU3DNDOW \
  | 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: 755ea15a77695008de5ed6a74d8da375ac54955fc4e8f9ddbff90b45a622873b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e1fc3c12d4e61cf8dabfaed997169e9fd2b653bb522abfd823d0d22d06f8dfa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-05-03T16:45:32Z",
    "title_canon_sha256": "96909c0cf531ee20f202aa3cb3e3f2f7653f0d7ac8f320f35f80965b2d43a5f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0405011",
    "kind": "arxiv",
    "version": 1
  }
}