Pith Number

pith:W3MU7MBX

pith:2026:W3MU7MBXQAQZLBAWSXN7Z3FZCS

not attested not anchored not stored refs pending

Not all black holes decohere quantum superpositions

Anna Biggs, Stefano Trezzi

arxiv:2605.23880 v1 · 2026-05-22 · hep-th · gr-qc · 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{W3MU7MBXQAQZLBAWSXN7Z3FZCS}

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	2026-05-25T02:02:37.344525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6d94fb037802195841695dbfcecb914a7d3cf06b78e0a04dc849d34354c25ba

Aliases

arxiv: 2605.23880 · arxiv_version: 2605.23880v1 · doi: 10.48550/arxiv.2605.23880 · pith_short_12: W3MU7MBXQAQZ · pith_short_16: W3MU7MBXQAQZLBAW · pith_short_8: W3MU7MBX

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/W3MU7MBXQAQZLBAWSXN7Z3FZCS \
  | 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: b6d94fb037802195841695dbfcecb914a7d3cf06b78e0a04dc849d34354c25ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2eb1404e96312b4648a718ad02f4660c05b7575ca2402e1f0c1cd1259943a30",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2026-05-22T17:39:41Z",
    "title_canon_sha256": "ecf82816ce8083dc179bde282b78bb081dfb6391f4fd1396e6983a0b03e79632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23880",
    "kind": "arxiv",
    "version": 1
  }
}