Pith Number

pith:BSDZN57N

pith:2017:BSDZN57NXYSPW45ADOMUFN6X4W

not attested not anchored not stored refs pending

The state of Hawking radiation is non-classical

A.J.M. Medved, Ram Brustein, Yoav Zigdon

arxiv:1707.08427 v2 · 2017-07-26 · hep-th · 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{BSDZN57NXYSPW45ADOMUFN6X4W}

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	2026-05-18T00:21:27.524221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c8796f7edbe24fb73a01b9942b7d7e5ab14325d1c7d8b748607a9bb15c96a44

Aliases

arxiv: 1707.08427 · arxiv_version: 1707.08427v2 · doi: 10.48550/arxiv.1707.08427 · pith_short_12: BSDZN57NXYSP · pith_short_16: BSDZN57NXYSPW45A · pith_short_8: BSDZN57N

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/BSDZN57NXYSPW45ADOMUFN6X4W \
  | 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: 0c8796f7edbe24fb73a01b9942b7d7e5ab14325d1c7d8b748607a9bb15c96a44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef7e2d93c48bb06e9c21f39f141fe9318c0e3548f6059b6774e6c65cd97295f9",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-07-26T13:25:17Z",
    "title_canon_sha256": "a949eaaee935cf769c166f511ff3cc4724384917b0ab1d3e2af1079e48b9d6bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08427",
    "kind": "arxiv",
    "version": 2
  }
}