Pith Number

pith:YMYKXYWY

pith:2013:YMYKXYWYZDH7CMNYHDTK2GO6VQ

not attested not anchored not stored refs pending

Maximally incompatible quantum observables

Alessandro Toigo, Jussi Schultz, Mario Ziman, Teiko Heinosaari

arxiv:1312.3499 v1 · 2013-12-12 · 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{YMYKXYWYZDH7CMNYHDTK2GO6VQ}

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	2026-05-18T02:50:24.221788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c330abe2d8c8cff131b838e6ad19deac36f84c95d43d3caa1e52973bc4f282da

Aliases

arxiv: 1312.3499 · arxiv_version: 1312.3499v1 · doi: 10.48550/arxiv.1312.3499 · pith_short_12: YMYKXYWYZDH7 · pith_short_16: YMYKXYWYZDH7CMNY · pith_short_8: YMYKXYWY

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/YMYKXYWYZDH7CMNYHDTK2GO6VQ \
  | 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: c330abe2d8c8cff131b838e6ad19deac36f84c95d43d3caa1e52973bc4f282da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e685c251528fa0d981085880e2adef5d1c04564ca0a2c0c13b8ea87703a0850",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-12T14:42:10Z",
    "title_canon_sha256": "27b0aa0045c8989126976f6b8f1b578f759df4446d367c94391ac51ee482b02f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3499",
    "kind": "arxiv",
    "version": 1
  }
}