Pith Number

pith:KEYYJQNU

pith:2009:KEYYJQNUNVTHYXFQRN26TCCZ5O

not attested not anchored not stored refs pending

A Categorical Framework for Quantum Theory

Albrecht von Mueller, Thomas Filk

arxiv:0907.5242 v1 · 2009-07-30 · 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{KEYYJQNUNVTHYXFQRN26TCCZ5O}

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	2026-05-18T04:34:27.950303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

513184c1b46d667c5cb08b75e98859eb849d88ef45ca3da52e87162e208e8881

Aliases

arxiv: 0907.5242 · arxiv_version: 0907.5242v1 · doi: 10.48550/arxiv.0907.5242 · pith_short_12: KEYYJQNUNVTH · pith_short_16: KEYYJQNUNVTHYXFQ · pith_short_8: KEYYJQNU

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/KEYYJQNUNVTHYXFQRN26TCCZ5O \
  | 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: 513184c1b46d667c5cb08b75e98859eb849d88ef45ca3da52e87162e208e8881

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e059d5f54257da58b06e7361755e1673a3c54f19c8cb7cb3bd8f968cfcf26c13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-30T14:32:33Z",
    "title_canon_sha256": "068ba30a0ed068ba03f36c16e7b596d4b50cc6b577db70e19d15874cdb928997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.5242",
    "kind": "arxiv",
    "version": 1
  }
}