Pith Number

pith:GBACBPQT

pith:2009:GBACBPQTWZJ25G2DZJXE6H4RPN

not attested not anchored not stored refs pending

Measurement-based quantum foundations

Jochen Rau

arxiv:0909.1036 v2 · 2009-09-05 · 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{GBACBPQTWZJ25G2DZJXE6H4RPN}

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	2026-05-18T04:28:48.722038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304020be13b653ae9b43ca6e4f1f917b470ef4c9368bffef5c29dab1035f6969

Aliases

arxiv: 0909.1036 · arxiv_version: 0909.1036v2 · doi: 10.48550/arxiv.0909.1036 · pith_short_12: GBACBPQTWZJ2 · pith_short_16: GBACBPQTWZJ25G2D · pith_short_8: GBACBPQT

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/GBACBPQTWZJ25G2DZJXE6H4RPN \
  | 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: 304020be13b653ae9b43ca6e4f1f917b470ef4c9368bffef5c29dab1035f6969

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f05ca76eff9c605c42d6d42fe77983b65ecf75dde02cf5767ae703c5c4622eb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-09-05T15:32:40Z",
    "title_canon_sha256": "89b2feda8ffcb8c1b45f8eb66d7c9041b73668367074ebcb5f6de0e858cda4d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1036",
    "kind": "arxiv",
    "version": 2
  }
}