Pith Number

pith:T7ZU45VT

pith:2018:T7ZU45VTU7BZSPLKZIFA3NA34U

not attested not anchored not stored refs pending

Contextuality and bundle diagrams

Kerstin Beer, Tobias J. Osborne

arxiv:1802.08424 v1 · 2018-02-23 · 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{T7ZU45VTU7BZSPLKZIFA3NA34U}

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	2026-05-17T23:59:53.166556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ff34e76b3a7c3993d6aca0a0db41be50c240a1aa0538fcfc22c111f9ebfd639

Aliases

arxiv: 1802.08424 · arxiv_version: 1802.08424v1 · doi: 10.48550/arxiv.1802.08424 · pith_short_12: T7ZU45VTU7BZ · pith_short_16: T7ZU45VTU7BZSPLK · pith_short_8: T7ZU45VT

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/T7ZU45VTU7BZSPLKZIFA3NA34U \
  | 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: 9ff34e76b3a7c3993d6aca0a0db41be50c240a1aa0538fcfc22c111f9ebfd639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f53600d5e648b9db4ae557639abb8bc55cb436732de3a6697e6550f0f441db3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-23T07:55:37Z",
    "title_canon_sha256": "c2d594add69200bdc86c79889112a031e85271d9005875b46fba8476f541005b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08424",
    "kind": "arxiv",
    "version": 1
  }
}