Pith Number

pith:BTXKWY4C

pith:2012:BTXKWY4CDOKJLGOYOUISS5HUTA

not attested not anchored not stored refs pending

Measuring quantumness via anticommutators

Kavan Modi, Kazuya Yuasa, Rosario Fazio, Saverio Pascazio, Vlatko Vedral

arxiv:1201.1212 v2 · 2012-01-05 · 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{BTXKWY4CDOKJLGOYOUISS5HUTA}

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	2026-05-18T03:24:52.729628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ceeab63821b949599d875112974f4980a5609af1c09d9437b7f70f225de6c9e

Aliases

arxiv: 1201.1212 · arxiv_version: 1201.1212v2 · doi: 10.48550/arxiv.1201.1212 · pith_short_12: BTXKWY4CDOKJ · pith_short_16: BTXKWY4CDOKJLGOY · pith_short_8: BTXKWY4C

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/BTXKWY4CDOKJLGOYOUISS5HUTA \
  | 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: 0ceeab63821b949599d875112974f4980a5609af1c09d9437b7f70f225de6c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b56cd4fd3bd191bcb10cdf26a99c42f14b7365cd373447e571410472ba4f0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-05T16:34:17Z",
    "title_canon_sha256": "669061e372d3055da04422ff704d62924136852e44eb54c7c8330aa8ce821e8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1212",
    "kind": "arxiv",
    "version": 2
  }
}