Pith Number

pith:EFRWC2YZ

pith:2011:EFRWC2YZDZPH34AYT7OCO4GI6X

not attested not anchored not stored refs pending

Gaussian geometric discord

Davide Girolami, Gerardo Adesso

arxiv:1110.2532 v1 · 2011-10-11 · 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{EFRWC2YZDZPH34AYT7OCO4GI6X}

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	2026-05-18T04:06:35.374741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2163616b191e5e7df0189fdc2770c8f5dc5e5b84a6e0b01c2c034252a7c1f124

Aliases

arxiv: 1110.2532 · arxiv_version: 1110.2532v1 · doi: 10.48550/arxiv.1110.2532 · pith_short_12: EFRWC2YZDZPH · pith_short_16: EFRWC2YZDZPH34AY · pith_short_8: EFRWC2YZ

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/EFRWC2YZDZPH34AYT7OCO4GI6X \
  | 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: 2163616b191e5e7df0189fdc2770c8f5dc5e5b84a6e0b01c2c034252a7c1f124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e0941bf42c8a0d4200b69abdfca0bf98c456b3bf16f1b5f747a0e6bb8be5455",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-10-11T23:48:58Z",
    "title_canon_sha256": "ce17214bb1cfed65e4bbb8b521c1fe4e414c2eb26d5834d8582e6d315d1f25e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2532",
    "kind": "arxiv",
    "version": 1
  }
}