Pith Number

pith:U37S4SPH

pith:2019:U37S4SPHNBDQ2ZBPX5IKIMDP4F

not attested not anchored not stored refs pending

Does the quantum mechanical wave function exist?

Claus Kiefer

arxiv:1908.04607 v1 · 2019-08-13 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U37S4SPHNBDQ2ZBPX5IKIMDP4F}

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	2026-07-04T23:55:15.010932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6ff2e49e768470d642fbf50a4306fe17c6be7627e78bec9f9dfd1c55a361754

Aliases

arxiv: 1908.04607 · arxiv_version: 1908.04607v1 · doi: 10.48550/arxiv.1908.04607 · pith_short_12: U37S4SPHNBDQ · pith_short_16: U37S4SPHNBDQ2ZBP · pith_short_8: U37S4SPH

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/U37S4SPHNBDQ2ZBPX5IKIMDP4F \
  | 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: a6ff2e49e768470d642fbf50a4306fe17c6be7627e78bec9f9dfd1c55a361754

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7844f27457ee7ff36ca2548be860a6075bc98779e22c6715164d33f68d070a58",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-13T12:35:16Z",
    "title_canon_sha256": "8a1abcd5ae27c7b13a897117177f0a830237e8f970ea9c85cda172f91be60a29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04607",
    "kind": "arxiv",
    "version": 1
  }
}