Pith Number

pith:UZQJFIGD

pith:2010:UZQJFIGDDAUXZ4LKKATP6AOIT5

not attested not anchored not stored refs pending

On Quantum Correlations across the Black Hole Horizon

Ralf Sch\"utzhold, William G. Unruh

arxiv:1002.1844 v1 · 2010-02-09 · 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{UZQJFIGDDAUXZ4LKKATP6AOIT5}

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

Quantum correlations in a gravitational collapse simulation with SpheriCo.jl

Receipt and verification

First computed	2026-05-18T02:33:48.420249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a66092a0c318297cf16a5026ff01c89f7c4d9b0355da4c4afeb262850fd4177e

Aliases

arxiv: 1002.1844 · arxiv_version: 1002.1844v1 · doi: 10.48550/arxiv.1002.1844 · pith_short_12: UZQJFIGDDAUX · pith_short_16: UZQJFIGDDAUXZ4LK · pith_short_8: UZQJFIGD

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/UZQJFIGDDAUXZ4LKKATP6AOIT5 \
  | 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: a66092a0c318297cf16a5026ff01c89f7c4d9b0355da4c4afeb262850fd4177e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15cc0680211f4e889b1ce0d9e71ab26ebe6fb589a8e38cc09eeaab97ba87b195",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-02-09T12:56:10Z",
    "title_canon_sha256": "5bdce419e7cdaed01396cbef33ae3b28502b437ed60839517970172fa3aabd33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1844",
    "kind": "arxiv",
    "version": 1
  }
}