Pith Number

pith:FQNHSPQI

pith:2019:FQNHSPQIZTANZUVN5Y2MJ3HCH7

not attested not anchored not stored refs pending

Foundations of quantum physics I. A critique of the tradition

Arnold Neumaier

arxiv:1902.10778 v2 · 2019-02-27 · quant-ph · physics.hist-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{FQNHSPQIZTANZUVN5Y2MJ3HCH7}

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	2026-05-17T23:47:50.621223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c1a793e08ccc0dcd2adee34c4ece23fe232dd0901144f18f2f2895d624c3844

Aliases

arxiv: 1902.10778 · arxiv_version: 1902.10778v2 · doi: 10.48550/arxiv.1902.10778 · pith_short_12: FQNHSPQIZTAN · pith_short_16: FQNHSPQIZTANZUVN · pith_short_8: FQNHSPQI

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/FQNHSPQIZTANZUVN5Y2MJ3HCH7 \
  | 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: 2c1a793e08ccc0dcd2adee34c4ece23fe232dd0901144f18f2f2895d624c3844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d361ef317cf489d477d322bbd60d7957b1c2f7e8da97a57bba3290d57ee8e39",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-27T20:44:02Z",
    "title_canon_sha256": "2988c4771f2e52fe87f3437e2df8e26c0a58b54cb0325e4a032d88c02fa6e452"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10778",
    "kind": "arxiv",
    "version": 2
  }
}