Pith Number

pith:TUZ2H377

pith:2008:TUZ2H3776XNT4MNWPG62LLG2MF

not attested not anchored not stored refs pending

Entanglement of Formation for Gaussian States

J. Solomon Ivan, R. Simon

arxiv:0808.1658 v1 · 2008-08-12 · 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{TUZ2H3776XNT4MNWPG62LLG2MF}

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.

Cited by

1 paper in Pith

Optimality of Gaussian Entanglement of Formation

Receipt and verification

First computed	2026-07-04T15:13:34.573609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d33a3effff5db3e31b679bda5acda617c2a4f53c94a01f647bababdf373a53e

Aliases

arxiv: 0808.1658 · arxiv_version: 0808.1658v1 · doi: 10.48550/arxiv.0808.1658 · pith_short_12: TUZ2H3776XNT · pith_short_16: TUZ2H3776XNT4MNW · pith_short_8: TUZ2H377

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/TUZ2H3776XNT4MNWPG62LLG2MF \
  | 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: 9d33a3effff5db3e31b679bda5acda617c2a4f53c94a01f647bababdf373a53e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eb9eb9e06845e79b15761cb2f2cd1926606fa628c46acbc45cd432afd4e56fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-08-12T13:13:11Z",
    "title_canon_sha256": "390236288aeddfcfd70ca4ca65f9a4507ee4192fe9a917519ce8ed7b4adb526b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1658",
    "kind": "arxiv",
    "version": 1
  }
}