Pith Number

pith:A4CJPNE6

pith:2018:A4CJPNE6XLMB7UUHACRN5SF35G

not attested not anchored not stored refs pending

The effect of vacuum polarization on the magnetic fields around a Schwarzschild black hole

Marko Sossich, Petar Pavlovi\'c

arxiv:1809.06054 v2 · 2018-09-17 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4CJPNE6XLMB7UUHACRN5SF35G}

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	2026-05-17T23:56:41.037383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070497b49ebad81fd28700a2dec8bbe98d16bb163a630971af90c151b839421f

Aliases

arxiv: 1809.06054 · arxiv_version: 1809.06054v2 · doi: 10.48550/arxiv.1809.06054 · pith_short_12: A4CJPNE6XLMB · pith_short_16: A4CJPNE6XLMB7UUH · pith_short_8: A4CJPNE6

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/A4CJPNE6XLMB7UUHACRN5SF35G \
  | 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: 070497b49ebad81fd28700a2dec8bbe98d16bb163a630971af90c151b839421f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6ba2a9bcb9041eefb6c92a66111cd6033090118476bc0b190477b6dc5364884",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-09-17T07:44:19Z",
    "title_canon_sha256": "00ad30c6a6d3aa476ebd3060afa5c8a64cccfd1385db751036119224a17a7899"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06054",
    "kind": "arxiv",
    "version": 2
  }
}