Pith Number

pith:PQIC7LSO

pith:2011:PQIC7LSOO3XGSIFUTIVWH34473

not attested not anchored not stored refs pending

How weak values emerge in joint measurements on cloned quantum systems

Holger F. Hofmann

arxiv:1111.5910 v3 · 2011-11-25 · 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{PQIC7LSOO3XGSIFUTIVWH34473}

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	2026-05-18T03:50:50.400625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c102fae4e76ee6920b49a2b63ef9cfeec8c27eb0f4deec2b5412a7f7e7b9e60

Aliases

arxiv: 1111.5910 · arxiv_version: 1111.5910v3 · doi: 10.48550/arxiv.1111.5910 · pith_short_12: PQIC7LSOO3XG · pith_short_16: PQIC7LSOO3XGSIFU · pith_short_8: PQIC7LSO

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/PQIC7LSOO3XGSIFUTIVWH34473 \
  | 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: 7c102fae4e76ee6920b49a2b63ef9cfeec8c27eb0f4deec2b5412a7f7e7b9e60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02194e3a5b71e9c8a9ac70fda810039a60a8fd78b736ae27b1f19659af9e2ccb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-25T08:03:31Z",
    "title_canon_sha256": "f2cf5d3bd3bcc3e16f35e6c9d9206d86022c645dde19e01857607229290b2108"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5910",
    "kind": "arxiv",
    "version": 3
  }
}