Pith Number

pith:VB7OWTU6

pith:2013:VB7OWTU6QYJA7DD4EOD3MKPFDM

not attested not anchored not stored refs pending

Astrophysical black holes may radiate, but they do not evaporate

George F R Ellis

arxiv:1310.4771 v2 · 2013-10-17 · gr-qc · astro-ph.HE · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VB7OWTU6QYJA7DD4EOD3MKPFDM}

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	2026-05-18T03:09:47.209135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a87eeb4e9e86120f8c7c2387b629e51b183a05599ae1f9c0ad6cadf22bb7216e

Aliases

arxiv: 1310.4771 · arxiv_version: 1310.4771v2 · doi: 10.48550/arxiv.1310.4771 · pith_short_12: VB7OWTU6QYJA · pith_short_16: VB7OWTU6QYJA7DD4 · pith_short_8: VB7OWTU6

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/VB7OWTU6QYJA7DD4EOD3MKPFDM \
  | 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: a87eeb4e9e86120f8c7c2387b629e51b183a05599ae1f9c0ad6cadf22bb7216e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e47e09ec70a5fe4dc38c6fa27883676afc6cd5cd32a9b04a3158fdbae5e43019",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-10-17T16:56:53Z",
    "title_canon_sha256": "0f310200bd89d3ae67a7ba44dadeb8adc7bbe0e9ae332356421e10c897653c80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4771",
    "kind": "arxiv",
    "version": 2
  }
}