Pith Number

pith:MXGA2RFH

pith:2024:MXGA2RFHMMRGBBQQ3LISGWMVI2

not attested not anchored not stored refs pending

The no-hair theorems at work in M87$^\ast$

Lorenzo Iorio

arxiv:2411.11292 v2 · 2024-11-18 · gr-qc · astro-ph.GA · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MXGA2RFHMMRGBBQQ3LISGWMVI2}

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	2026-07-05T10:10:09.780360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65cc0d44a76322608610dad123599546ac03554fb5f915948a76c5b4b62027e4

Aliases

arxiv: 2411.11292 · arxiv_version: 2411.11292v2 · doi: 10.48550/arxiv.2411.11292 · pith_short_12: MXGA2RFHMMRG · pith_short_16: MXGA2RFHMMRGBBQQ · pith_short_8: MXGA2RFH

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/MXGA2RFHMMRGBBQQ3LISGWMVI2 \
  | 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: 65cc0d44a76322608610dad123599546ac03554fb5f915948a76c5b4b62027e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eced3ab1e85cb734a262ce579c826f8d035d9612310e32a0690342813731f09a",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-11-18T05:38:59Z",
    "title_canon_sha256": "0ba0997fe4a01a1b3645dac6d9582e5ad29f3d8e4949f096751b3b2ff90616c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.11292",
    "kind": "arxiv",
    "version": 2
  }
}