Pith Number

pith:7CJ6RS3U

pith:2009:7CJ6RS3ULVJJ5B7KUL6FMU4D4A

not attested not anchored not stored refs pending

Relational Blockworld: Towards a Discrete Graph Theoretic Foundation of Quantum Mechanics

Michael Silberstein, Timothy McDevitt, W.M. Stuckey

arxiv:0903.2642 v1 · 2009-03-15 · 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{7CJ6RS3ULVJJ5B7KUL6FMU4D4A}

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	2026-07-04T15:39:32.474419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f893e8cb745d529e87eaa2fc565383e031eca3f31fc32343e3eec456fcf7f2b5

Aliases

arxiv: 0903.2642 · arxiv_version: 0903.2642v1 · doi: 10.48550/arxiv.0903.2642 · pith_short_12: 7CJ6RS3ULVJJ · pith_short_16: 7CJ6RS3ULVJJ5B7K · pith_short_8: 7CJ6RS3U

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/7CJ6RS3ULVJJ5B7KUL6FMU4D4A \
  | 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: f893e8cb745d529e87eaa2fc565383e031eca3f31fc32343e3eec456fcf7f2b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "320dbd5991cf03b212a0336db155a1d9bc8b282397bd2768b1910fa20f89d8fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-15T16:29:08Z",
    "title_canon_sha256": "1a41b277e267e6e284b7cf32fe6d1202ef9fd8759e8665f7fec1404bea99338a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2642",
    "kind": "arxiv",
    "version": 1
  }
}