Pith Number

pith:M23DRDOO

pith:2012:M23DRDOOCV6VTZDX4E2BXX3EH5

not attested not anchored not stored refs pending

Popper's Experiment: A Modern Perspective

J.M.I., New Delhi), Tabish Qureshi (Centre for Theoretical Physics

arxiv:1206.1432 v3 · 2012-06-07 · 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{M23DRDOOCV6VTZDX4E2BXX3EH5}

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	2026-05-18T03:33:49.999066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66b6388dce157d59e477e1341bdf643f62e5ddbb18f327832366ca3ea698c844

Aliases

arxiv: 1206.1432 · arxiv_version: 1206.1432v3 · doi: 10.48550/arxiv.1206.1432 · pith_short_12: M23DRDOOCV6V · pith_short_16: M23DRDOOCV6VTZDX · pith_short_8: M23DRDOO

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/M23DRDOOCV6VTZDX4E2BXX3EH5 \
  | 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: 66b6388dce157d59e477e1341bdf643f62e5ddbb18f327832366ca3ea698c844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "792218156b5914e4ca9d960af5e13cfb78c3402c656c3f5280af98c101d485c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-07T09:50:42Z",
    "title_canon_sha256": "b924e02571dc12f0b5609056f5428aa21ce9b8e71cf9dc11060c20f2b6208a1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1432",
    "kind": "arxiv",
    "version": 3
  }
}