Pith Number

pith:NDYGOIDJ

pith:2002:NDYGOIDJ5J2AWDNVUW3LMPOGSV

not attested not anchored not stored refs pending

Hot entanglement in a simple dynamical model

J. Eisert, M. B. Plenio, P. L. Knight, S. Scheel

arxiv:quant-ph/0207120 v2 · 2002-07-19 · 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{NDYGOIDJ5J2AWDNVUW3LMPOGSV}

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	2026-05-18T01:00:40.981959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f0672069ea740b0db5a5b6b63dc6955b195b6bcabb7b9b9e9425342d9aa108

Aliases

arxiv: quant-ph/0207120 · arxiv_version: quant-ph/0207120v2 · doi: 10.48550/arxiv.quant-ph/0207120 · pith_short_12: NDYGOIDJ5J2A · pith_short_16: NDYGOIDJ5J2AWDNV · pith_short_8: NDYGOIDJ

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/NDYGOIDJ5J2AWDNVUW3LMPOGSV \
  | 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: 68f0672069ea740b0db5a5b6b63dc6955b195b6bcabb7b9b9e9425342d9aa108

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bd45f726420302b7e98cfe37affe3fdd8bf98670bb03b3e675484d22ef0e71a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-07-19T17:17:34Z",
    "title_canon_sha256": "0ca773b6285b558a5a8f1f44ffecaddb6927567c506334351cbf4062bef00c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0207120",
    "kind": "arxiv",
    "version": 2
  }
}