Pith Number

pith:FUE6M5ED

pith:2019:FUE6M5EDBB66IX3YHFY7LXVFOH

not attested not anchored not stored refs pending

Noise-robust preparation contextuality shared between any number of observers via unsharp measurements

Armin Tavakoli, Hammad Anwer, Mohamed Bourennane, Natalie Wilson, Ralph Silva, Sadiq Muhammad

arxiv:1904.09766 v2 · 2019-04-22 · 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{FUE6M5EDBB66IX3YHFY7LXVFOH}

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	2026-07-05T03:17:43.712106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d09e67483087de45f783971f5dea571d4581c350300bb0844f03d091052eed9

Aliases

arxiv: 1904.09766 · arxiv_version: 1904.09766v2 · doi: 10.48550/arxiv.1904.09766 · pith_short_12: FUE6M5EDBB66 · pith_short_16: FUE6M5EDBB66IX3Y · pith_short_8: FUE6M5ED

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/FUE6M5EDBB66IX3YHFY7LXVFOH \
  | 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: 2d09e67483087de45f783971f5dea571d4581c350300bb0844f03d091052eed9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9399ff64517c9fb4646d87f6157ac59e87a66cd7f52ea36a34ed4e378c1cb5e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-22T08:25:54Z",
    "title_canon_sha256": "321a7dfade3a331737dccebbc97915ee95c2c0b266f3100d42fc33eecac4a024"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09766",
    "kind": "arxiv",
    "version": 2
  }
}