Pith Number

pith:FRXYCNDD

pith:2013:FRXYCNDD3QQM363W5K3Q4MKVZG

not attested not anchored not stored refs pending

Gravity-related wave function collapse: Is superfluid He exceptional?

Lajos Di\'osi

arxiv:1302.5364 v1 · 2013-02-21 · 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{FRXYCNDD3QQM363W5K3Q4MKVZG}

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	2026-05-18T02:34:52.756620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c6f813463dc20cdfb76eab70e3155c98de362839d3edc95e68e7b648861f488

Aliases

arxiv: 1302.5364 · arxiv_version: 1302.5364v1 · doi: 10.48550/arxiv.1302.5364 · pith_short_12: FRXYCNDD3QQM · pith_short_16: FRXYCNDD3QQM363W · pith_short_8: FRXYCNDD

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/FRXYCNDD3QQM363W5K3Q4MKVZG \
  | 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: 2c6f813463dc20cdfb76eab70e3155c98de362839d3edc95e68e7b648861f488

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7119aedef37d8150bd11ad7e0bf4813c11a5262e2225066fd36c8f14e3ec644c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-21T18:24:21Z",
    "title_canon_sha256": "b8d105ac5df5c3a26b18898171c56755f187e2254f0925540cf3fb87de87d4bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5364",
    "kind": "arxiv",
    "version": 1
  }
}