Pith Number

pith:UNDELPP3

pith:2022:UNDELPP3ETUJARCQYPWHMOL37U

not attested not anchored not stored refs pending

Event Horizon of a Charged Black Hole Binary Merger

D. Mar\'in Pina, D. Pica, M. Orselli

arxiv:2204.08841 v1 · 2022-04-19 · gr-qc · 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{UNDELPP3ETUJARCQYPWHMOL37U}

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	2026-07-05T04:16:07.870621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a34645bdfb24e8904450c3ec76397bfd0a7ddf21eab57b2af1b22933b17f2c36

Aliases

arxiv: 2204.08841 · arxiv_version: 2204.08841v1 · doi: 10.48550/arxiv.2204.08841 · pith_short_12: UNDELPP3ETUJ · pith_short_16: UNDELPP3ETUJARCQ · pith_short_8: UNDELPP3

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/UNDELPP3ETUJARCQYPWHMOL37U \
  | 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: a34645bdfb24e8904450c3ec76397bfd0a7ddf21eab57b2af1b22933b17f2c36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18ed41248bd94a1f7233d7f00b1c51f7e8cc664b2f0581fff66494ad71015eeb",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-04-19T12:13:02Z",
    "title_canon_sha256": "5e1b89f0aadfb71fb38db0a5e5596c948722e1266d8ee6c92edd4268628eeaa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.08841",
    "kind": "arxiv",
    "version": 1
  }
}