Pith Number

pith:V27G3NDE

pith:2012:V27G3NDE5F3C3CT2ND23C75EJU

not attested not anchored not stored refs pending

Geometry of entanglement witnesses parameterized by SO(3) group

Dariusz Chru\'sci\'nski, Filip A. Wudarski

arxiv:1204.4830 v1 · 2012-04-21 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V27G3NDE5F3C3CT2ND23C75EJU}

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	2026-05-18T03:34:35.571283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aebe6db464e9762d8a7a68f5b17fa44d132131008f321f3e5f42b1991ab5514e

Aliases

arxiv: 1204.4830 · arxiv_version: 1204.4830v1 · doi: 10.48550/arxiv.1204.4830 · pith_short_12: V27G3NDE5F3C · pith_short_16: V27G3NDE5F3C3CT2 · pith_short_8: V27G3NDE

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/V27G3NDE5F3C3CT2ND23C75EJU \
  | 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: aebe6db464e9762d8a7a68f5b17fa44d132131008f321f3e5f42b1991ab5514e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f3e5cc2f642623479faeed8fa2174995769906640ed563b114f7b177d9d7336",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-21T17:38:40Z",
    "title_canon_sha256": "3903f0a591856220bc612786671df998a8ad4297b932c48c56ce065631cab696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4830",
    "kind": "arxiv",
    "version": 1
  }
}