Pith Number

pith:NQYYVZDY

pith:2019:NQYYVZDYNP4LAVRFMNBJHJY5AD

not attested not anchored not stored refs pending

Foundations of quantum physics V. Coherent foundations

Arnold Neumaier

arxiv:1905.00920 v2 · 2019-05-02 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQYYVZDYNP4LAVRFMNBJHJY5AD}

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	2026-05-17T23:45:51.647954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c318ae4786bf8b05625634293a71d00c29b40c65ff05c891af68c257eb5e9b4

Aliases

arxiv: 1905.00920 · arxiv_version: 1905.00920v2 · doi: 10.48550/arxiv.1905.00920 · pith_short_12: NQYYVZDYNP4L · pith_short_16: NQYYVZDYNP4LAVRF · pith_short_8: NQYYVZDY

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/NQYYVZDYNP4LAVRFMNBJHJY5AD \
  | 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: 6c318ae4786bf8b05625634293a71d00c29b40c65ff05c891af68c257eb5e9b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "179a689569205dd1dd8472a4eb85214ca72ce6cf4755dfa42a7bd2d8c26598ae",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-02T18:19:34Z",
    "title_canon_sha256": "65ea9cc0d6456cc60b903fc545bb4715110d206974d653ef09ac5ea85c6a1f97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00920",
    "kind": "arxiv",
    "version": 2
  }
}