Pith Number

pith:DJ4F372F

pith:2016:DJ4F372FQCV2UPNOHPVBRSBYMO

not attested not anchored not stored refs pending

Response to version 2 of the note concerning the observation of quantum Hawking radiation and its entanglement in an analogue black hole

Jeff Steinhauer

arxiv:1609.09017 v2 · 2016-09-28 · 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{DJ4F372FQCV2UPNOHPVBRSBYMO}

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	2026-05-17T23:53:03.108655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a785dff4580abaa3dae3bea18c838639b4488b70c5007b3f4c66138054f05c9

Aliases

arxiv: 1609.09017 · arxiv_version: 1609.09017v2 · doi: 10.48550/arxiv.1609.09017 · pith_short_12: DJ4F372FQCV2 · pith_short_16: DJ4F372FQCV2UPNO · pith_short_8: DJ4F372F

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/DJ4F372FQCV2UPNOHPVBRSBYMO \
  | 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: 1a785dff4580abaa3dae3bea18c838639b4488b70c5007b3f4c66138054f05c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "851578cd1c33b7cce3cbdcd98be159e102b71db8d192794eaec7aa9c39b933eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-09-28T17:55:30Z",
    "title_canon_sha256": "bd62c2232d3287d254baa67b65f4a6daa4e6d99e59a3b8a84b8fb5ae0401a5f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09017",
    "kind": "arxiv",
    "version": 2
  }
}