Pith Number

pith:4FKHRN46

pith:2010:4FKHRN46NXP52LTC63VLGLZTUB

not attested not anchored not stored refs pending

Geometric measures of entanglement and the Schmidt decomposition

D. Ostapchuk, G. Kunstatter, G. Passante, M.E. Carrington, R. Kobes

arxiv:1003.4755 v1 · 2010-03-24 · 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{4FKHRN46NXP52LTC63VLGLZTUB}

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	2026-05-18T02:08:23.330796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15478b79e6ddfdd2e62f6eab32f33a04816e078a9b37a776746acf2d6fa087d

Aliases

arxiv: 1003.4755 · arxiv_version: 1003.4755v1 · doi: 10.48550/arxiv.1003.4755 · pith_short_12: 4FKHRN46NXP5 · pith_short_16: 4FKHRN46NXP52LTC · pith_short_8: 4FKHRN46

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/4FKHRN46NXP52LTC63VLGLZTUB \
  | 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: e15478b79e6ddfdd2e62f6eab32f33a04816e078a9b37a776746acf2d6fa087d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e346b68cc2e2dbc72ec30e5a3e7a0d4099a902509b8cb41767beeea4b20801c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-24T21:10:09Z",
    "title_canon_sha256": "6be322dbe0f393807d84cd7a5244813b1b5b56e3a25f90ee7b25bf887d63577b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4755",
    "kind": "arxiv",
    "version": 1
  }
}