Pith Number

pith:UGK5XP6J

pith:2015:UGK5XP6JPRZPE7NPTPHNFTZUPK

not attested not anchored not stored refs pending

Are weak measurements really necessary for Leggett-Garg type measurements?

N.D. Hari Dass

arxiv:1509.05136 v1 · 2015-09-17 · 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{UGK5XP6JPRZPE7NPTPHNFTZUPK}

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	2026-05-18T01:32:49.806522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a195dbbfc97c72f27daf9bced2cf347aacffd6384c9cd852f5167d29b5bd34aa

Aliases

arxiv: 1509.05136 · arxiv_version: 1509.05136v1 · doi: 10.48550/arxiv.1509.05136 · pith_short_12: UGK5XP6JPRZP · pith_short_16: UGK5XP6JPRZPE7NP · pith_short_8: UGK5XP6J

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/UGK5XP6JPRZPE7NPTPHNFTZUPK \
  | 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: a195dbbfc97c72f27daf9bced2cf347aacffd6384c9cd852f5167d29b5bd34aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8971f47bcd63ad6706d06769a04075e2dc15ae56e854a31350a5df52dda03f99",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-09-17T06:02:29Z",
    "title_canon_sha256": "cf13aa3d140a1e61d25cd35ef22b7a8e3e9ee702187161c888f415e83f4df279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05136",
    "kind": "arxiv",
    "version": 1
  }
}