Pith Number

pith:BYJRX2JV

pith:2001:BYJRX2JVGR57Q64WDMU5RY34C2

not attested not anchored not stored refs pending

Emergence of classicality in non relativistic quantum mechanics through gravitational self-interaction

Sergio De Filippo

arxiv:quant-ph/0104052 v1 · 2001-04-10 · 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{BYJRX2JVGR57Q64WDMU5RY34C2}

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.

Cited by

1 paper in Pith

Semiclassical world is one of infinite many cloneworlds in common spacetime

Receipt and verification

First computed	2026-07-04T14:45:37.341444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e131be935347bf87b961b29d8e37c1698d8c59fa678d9f79ae48c94b5e539a0

Aliases

arxiv: quant-ph/0104052 · arxiv_version: quant-ph/0104052v1 · doi: 10.48550/arxiv.quant-ph/0104052 · pith_short_12: BYJRX2JVGR57 · pith_short_16: BYJRX2JVGR57Q64W · pith_short_8: BYJRX2JV

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/BYJRX2JVGR57Q64WDMU5RY34C2 \
  | 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: 0e131be935347bf87b961b29d8e37c1698d8c59fa678d9f79ae48c94b5e539a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b935ce77cc2acd2d15279187efd09d068c2bfa348bd53740ff2766c89d5c08b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-04-10T18:38:44Z",
    "title_canon_sha256": "a409f7f603c13a6d4c69ec4cf79a07587a73110cfe4914b52cd66a9a78f2604e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0104052",
    "kind": "arxiv",
    "version": 1
  }
}