Pith Number

pith:STPINJSK

pith:2024:STPINJSKSPBTNJLZF73W262BE7

not attested not anchored not stored refs pending

Unknown measurement statistics cannot be redundantly copied using finite resources

Marcus Huber, Nicolai Friis, Tiago Debarba

arxiv:2403.07660 v3 · 2024-03-12 · 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{STPINJSKSPBTNJLZF73W262BE7}

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.

Cited by

1 paper in Pith

Emergence of Classicality in Wigner's Friend Scenarios

Receipt and verification

First computed	2026-07-05T10:40:57.777189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94de86a64a93c336a5792ff76d7b4127c0a2d615ad6cf55c806a05d6800b269f

Aliases

arxiv: 2403.07660 · arxiv_version: 2403.07660v3 · doi: 10.48550/arxiv.2403.07660 · pith_short_12: STPINJSKSPBT · pith_short_16: STPINJSKSPBTNJLZ · pith_short_8: STPINJSK

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/STPINJSKSPBTNJLZF73W262BE7 \
  | 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: 94de86a64a93c336a5792ff76d7b4127c0a2d615ad6cf55c806a05d6800b269f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6ae8d5bf6d83e92c6e5d4831acacac0f1100315b0e72d184bc3757e94a4683e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-03-12T13:50:01Z",
    "title_canon_sha256": "0414f5662fdb2869b4f19f371e4791ac533792733ba033396f2bb3e6df4af97c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.07660",
    "kind": "arxiv",
    "version": 3
  }
}