Pith Number

pith:KAGTAJED

pith:2016:KAGTAJEDOFYJCLIF34NYGU6ZKH

not attested not anchored not stored refs pending

The correspondence between sonic points of ideal photon gas accretion and photon spheres

Tomohiro Harada, Yasutaka Koga

arxiv:1601.07290 v2 · 2016-01-27 · gr-qc · astro-ph.CO · 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{KAGTAJEDOFYJCLIF34NYGU6ZKH}

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.

Cited by

1 paper in Pith

Quasi-topological Electromagnetism: Dark Energy, Dyonic Black Holes, Stable Photon Spheres and Hidden Electromagnetic Duality

Receipt and verification

First computed	2026-05-18T01:05:44.087756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

500d3024837170912d05df1b8353d951f035f9762c9a9958958bf8a0fd499e39

Aliases

arxiv: 1601.07290 · arxiv_version: 1601.07290v2 · doi: 10.48550/arxiv.1601.07290 · pith_short_12: KAGTAJEDOFYJ · pith_short_16: KAGTAJEDOFYJCLIF · pith_short_8: KAGTAJED

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/KAGTAJEDOFYJCLIF34NYGU6ZKH \
  | 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: 500d3024837170912d05df1b8353d951f035f9762c9a9958958bf8a0fd499e39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f493391a0c4b0afdad3bec0e5799e33e4d9a2ad92854aa5825cd2b06027c589f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-01-27T08:48:06Z",
    "title_canon_sha256": "11692ad044d1312ed65357c12a95aa6b3f874220bc4757709488d2272c218910"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07290",
    "kind": "arxiv",
    "version": 2
  }
}