Pith Number

pith:BS2JUYRH

pith:2007:BS2JUYRHCSJ67BRIZQPFJEETTF

not attested not anchored not stored refs pending

The Hawking temperature of expanding cosmological black holes

Valerio Faraoni (Bishop's University)

arxiv:0710.2122 v2 · 2007-10-10 · 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{BS2JUYRHCSJ67BRIZQPFJEETTF}

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	2026-07-04T15:27:51.360750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cb49a62271493ef8628cc1e5490939970de5662d6ecb4714b51f44d518b82d7

Aliases

arxiv: 0710.2122 · arxiv_version: 0710.2122v2 · doi: 10.48550/arxiv.0710.2122 · pith_short_12: BS2JUYRHCSJ6 · pith_short_16: BS2JUYRHCSJ67BRI · pith_short_8: BS2JUYRH

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/BS2JUYRHCSJ67BRIZQPFJEETTF \
  | 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: 0cb49a62271493ef8628cc1e5490939970de5662d6ecb4714b51f44d518b82d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a2f3321b0218f1572bb8b9423f71acaff1cb8f5d843b6e850c309c30740197d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-10-10T21:31:50Z",
    "title_canon_sha256": "c6395efdba4a4dcd1def4ce762284131379d1f5137df284ef6292eb9f92b7b81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.2122",
    "kind": "arxiv",
    "version": 2
  }
}