Pith Number

pith:HRH2QXEC

pith:2016:HRH2QXEC7YEA774J2H45XCCMRL

not attested not anchored not stored refs pending

Newtonian black holes: Particle production, "Hawking" temperature, entropies and entropy field equations

Aldo Mart\'inez-Merino, Michael P. Ryan Jr, Octavio Obreg\'on

arxiv:1611.09654 v1 · 2016-11-27 · 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{HRH2QXEC7YEA774J2H45XCCMRL}

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	2026-05-18T00:56:17.787271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c4fa85c82fe080fff89d1f9db884c8ae3f6ca9c561f9fe55d6db69a1fefdf90

Aliases

arxiv: 1611.09654 · arxiv_version: 1611.09654v1 · doi: 10.48550/arxiv.1611.09654 · pith_short_12: HRH2QXEC7YEA · pith_short_16: HRH2QXEC7YEA774J · pith_short_8: HRH2QXEC

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/HRH2QXEC7YEA774J2H45XCCMRL \
  | 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: 3c4fa85c82fe080fff89d1f9db884c8ae3f6ca9c561f9fe55d6db69a1fefdf90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bbe739ca54ef8a9e79cc320192014e176a5e3497fd4e39e29cdde44ef37543c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-11-27T07:31:49Z",
    "title_canon_sha256": "0a3c42ae6c5a67613f4106153b6d1c607b8104c1cae5bb53f4eb5673447e3af4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09654",
    "kind": "arxiv",
    "version": 1
  }
}