Pith Number

pith:WYJCTWVM

pith:2012:WYJCTWVM6MC7RTUIYXMD2JN75S

not attested not anchored not stored refs pending

Degrees of entanglement for multipartite systems

A. I. Solomon, C.-L. Ho, G. H. E. Duchamp

arxiv:1205.4958 v2 · 2012-05-22 · quant-ph · math-ph · math.MP · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WYJCTWVM6MC7RTUIYXMD2JN75S}

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	2026-05-18T01:57:24.423129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b61229daacf305f8ce88c5d83d25bfec9b2345364dfa879ce6d9747eb87ab370

Aliases

arxiv: 1205.4958 · arxiv_version: 1205.4958v2 · doi: 10.48550/arxiv.1205.4958 · pith_short_12: WYJCTWVM6MC7 · pith_short_16: WYJCTWVM6MC7RTUI · pith_short_8: WYJCTWVM

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/WYJCTWVM6MC7RTUIYXMD2JN75S \
  | 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: b61229daacf305f8ce88c5d83d25bfec9b2345364dfa879ce6d9747eb87ab370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2047151ec687811b0ea3dd7313362ae00c1e803fb7294b118b05ba984ecc204",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-05-22T16:09:09Z",
    "title_canon_sha256": "2bcf9f6f3d077e97eba6cc2cd25ec57b44ecfcd2bb90770787b235f0c5713b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4958",
    "kind": "arxiv",
    "version": 2
  }
}