Pith Number

pith:QXLELGJX

pith:2014:QXLELGJX7K2XKI52XWMFFOLV3Q

not attested not anchored not stored refs pending

Comment on "How the result of a single coin toss can turn out to be 100 heads"

Lev Vaidman

arxiv:1409.5386 v1 · 2014-09-18 · 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{QXLELGJX7K2XKI52XWMFFOLV3Q}

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	2026-05-18T02:42:29.612444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85d6459937fab57523babd9852b975dc2e6a1a0c3055aad07c017fb0619687d9

Aliases

arxiv: 1409.5386 · arxiv_version: 1409.5386v1 · doi: 10.48550/arxiv.1409.5386 · pith_short_12: QXLELGJX7K2X · pith_short_16: QXLELGJX7K2XKI52 · pith_short_8: QXLELGJX

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/QXLELGJX7K2XKI52XWMFFOLV3Q \
  | 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: 85d6459937fab57523babd9852b975dc2e6a1a0c3055aad07c017fb0619687d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9110fea3e25d0532f0fdeebc08160de832bbd7eb0d91d78dc4092a3cbca7501",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-18T17:38:17Z",
    "title_canon_sha256": "1e72acbab458b72cd0a80391ca4f2484394e77b6163c16801063c857a06779e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5386",
    "kind": "arxiv",
    "version": 1
  }
}