Pith Number

pith:X56HHZMV

pith:2014:X56HHZMVQCTFJVCYSDFNWADRBT

not attested not anchored not stored refs pending

Accessible Information and Informational Power of Quantum 2-designs

Michele Dall'Arno

arxiv:1409.0341 v2 · 2014-09-01 · 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{X56HHZMVQCTFJVCYSDFNWADRBT}

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	2026-05-18T02:37:51.483423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf7c73e59580a654d45890cadb00710cdd27c90583b0df23ed2fdef87e8ae014

Aliases

arxiv: 1409.0341 · arxiv_version: 1409.0341v2 · doi: 10.48550/arxiv.1409.0341 · pith_short_12: X56HHZMVQCTF · pith_short_16: X56HHZMVQCTFJVCY · pith_short_8: X56HHZMV

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/X56HHZMVQCTFJVCYSDFNWADRBT \
  | 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: bf7c73e59580a654d45890cadb00710cdd27c90583b0df23ed2fdef87e8ae014

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73f12bd7926892e586c3fb4e98808a35cbd884766f212d81a0246a1f9101cf56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-01T09:27:13Z",
    "title_canon_sha256": "746beb9ba3946fb1175407e8e052b29334d2c1db89833e12792838a4757ad066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0341",
    "kind": "arxiv",
    "version": 2
  }
}