Pith Number

pith:5NZ47AEZ

pith:2018:5NZ47AEZTJJCV7SY7L2T6TWFXG

not attested not anchored not stored refs pending

On the possible electromagnetic manifestations of merging black holes

A. G. Zhilkin, D. V. Bisikalo, E. P. Kurbatov

arxiv:1810.04454 v1 · 2018-10-10 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NZ47AEZTJJCV7SY7L2T6TWFXG}

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	2026-05-17T23:47:30.009253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb73cf80999a522afe58faf53f4ec5b9aa5a3256224cfc265b8aea7be19b3cff

Aliases

arxiv: 1810.04454 · arxiv_version: 1810.04454v1 · doi: 10.48550/arxiv.1810.04454 · pith_short_12: 5NZ47AEZTJJC · pith_short_16: 5NZ47AEZTJJCV7SY · pith_short_8: 5NZ47AEZ

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/5NZ47AEZTJJCV7SY7L2T6TWFXG \
  | 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: eb73cf80999a522afe58faf53f4ec5b9aa5a3256224cfc265b8aea7be19b3cff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "977baacb2244164d11c2fb2b4661e8081e46d8c05238561fe5a760148c358373",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-10-10T11:05:48Z",
    "title_canon_sha256": "c7c9d07a8a1ba58a92510d2bf109c321448604b40fc89a297a892616b4dd5dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04454",
    "kind": "arxiv",
    "version": 1
  }
}