Pith Number

pith:FR64X3AS

pith:2020:FR64X3AS3R5OFLR7LPKNYCGGJY

not attested not anchored not stored refs pending

Quantum Mereology: Factorizing Hilbert Space into Subsystems with Quasi-Classical Dynamics

Ashmeet Singh, Sean M. Carroll

arxiv:2005.12938 v3 · 2020-05-26 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FR64X3AS3R5OFLR7LPKNYCGGJY}

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

2 papers in Pith

Wave packets from the spectrum

Toward a Phenomenologically Acceptable Quantum Cyclic Universe

Receipt and verification

First computed	2026-07-05T02:17:24.580289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c7dcbec12dc7ae2ae3f5bd4dc08c64e0800d44e95c4c4d217628f574854fbb2

Aliases

arxiv: 2005.12938 · arxiv_version: 2005.12938v3 · doi: 10.48550/arxiv.2005.12938 · pith_short_12: FR64X3AS3R5O · pith_short_16: FR64X3AS3R5OFLR7 · pith_short_8: FR64X3AS

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/FR64X3AS3R5OFLR7LPKNYCGGJY \
  | 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: 2c7dcbec12dc7ae2ae3f5bd4dc08c64e0800d44e95c4c4d217628f574854fbb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb145cdcb75e05bba40bfb6feef72cc8a7a1d9d66077d05bb15ac1912989e037",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-05-26T18:01:34Z",
    "title_canon_sha256": "edcfa95e8f48dcc9ab9b938e9dbafb87eb5270fd81040041f4b08fbf1c54685b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.12938",
    "kind": "arxiv",
    "version": 3
  }
}