Pith Number

pith:ZVVSQ2VX

pith:2021:ZVVSQ2VXO4CFVVLPXUPPNKAEV4

not attested not anchored not stored refs pending

Impact of non-thermal particles on the spectral and structural properties of M87

Alejandro Cruz-Osorio, Antonios Nathanail, Christian M. Fromm, Hector Olivares, Heino Falcke, Jordy Davelaar, Luciano Rezzolla, Michael Kramer, Oliver Porth, Yosuke Mizuno, Ziri Younsi

arxiv:2111.02518 v1 · 2021-11-03 · astro-ph.HE · astro-ph.GA · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZVVSQ2VXO4CFVVLPXUPPNKAEV4}

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	2026-07-05T04:15:48.868768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd6b286ab777045ad56fbd1ef6a804af1d6d57f3546bd8f148349a31935b1739

Aliases

arxiv: 2111.02518 · arxiv_version: 2111.02518v1 · doi: 10.48550/arxiv.2111.02518 · pith_short_12: ZVVSQ2VXO4CF · pith_short_16: ZVVSQ2VXO4CFVVLP · pith_short_8: ZVVSQ2VX

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/ZVVSQ2VXO4CFVVLPXUPPNKAEV4 \
  | 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: cd6b286ab777045ad56fbd1ef6a804af1d6d57f3546bd8f148349a31935b1739

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15db458a8de88c9e467f98ac76984da5b3fb90cb6b97947670ddd28f17ff0e0d",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-03T20:50:56Z",
    "title_canon_sha256": "3d55f03bf1d41036239f8492cc73abe46a27f53148987dbc4fca34e0bf707bde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.02518",
    "kind": "arxiv",
    "version": 1
  }
}