Pith Number

pith:YSAOPYWZ

pith:1994:YSAOPYWZ3XW5B6NLSQPKAQID6O

not attested not anchored not stored refs pending

Decoherence, Re-coherence, and the Black Hole Information Paradox

J.P. Paz, J.R. Anglin, R. Laflamme, W.H. Zurek

arxiv:gr-qc/9411073 v1 · 1994-11-30 · gr-qc · hep-th · 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{YSAOPYWZ3XW5B6NLSQPKAQID6O}

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	2026-05-18T04:16:21.623584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c480e7e2d9ddedd0f9ab941ea04103f38eef593c689b0628634a194907865149

Aliases

arxiv: gr-qc/9411073 · arxiv_version: gr-qc/9411073v1 · doi: 10.48550/arxiv.gr-qc/9411073 · pith_short_12: YSAOPYWZ3XW5 · pith_short_16: YSAOPYWZ3XW5B6NL · pith_short_8: YSAOPYWZ

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/YSAOPYWZ3XW5B6NLSQPKAQID6O \
  | 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: c480e7e2d9ddedd0f9ab941ea04103f38eef593c689b0628634a194907865149

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5432d2baacecdc7efb29a5314433434ae15492ca3215509e0e16d35ff921035d",
    "cross_cats_sorted": [
      "hep-th",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-11-30T00:36:36Z",
    "title_canon_sha256": "18b01f947e82d1c1ee05db3d45fb72083659137d6ab2c93e69c7e1c8d7780a7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9411073",
    "kind": "arxiv",
    "version": 1
  }
}