Pith Number

pith:4MBIFKEX

pith:2019:4MBIFKEXIYBJTABUSPL3D5ZB3H

not attested not anchored not stored refs pending

The phenomenology of beyond Horndeski gravity

Dina Traykova, Emilio Bellini, Pedro G. Ferreira

arxiv:1902.10687 v2 · 2019-02-27 · astro-ph.CO · gr-qc · hep-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{4MBIFKEXIYBJTABUSPL3D5ZB3H}

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	2026-07-05T00:00:56.237504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e30282a897460299803493d7b1f721d9daba61a9f350ed1828685de88d71935f

Aliases

arxiv: 1902.10687 · arxiv_version: 1902.10687v2 · doi: 10.48550/arxiv.1902.10687 · pith_short_12: 4MBIFKEXIYBJ · pith_short_16: 4MBIFKEXIYBJTABU · pith_short_8: 4MBIFKEX

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/4MBIFKEXIYBJTABUSPL3D5ZB3H \
  | 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: e30282a897460299803493d7b1f721d9daba61a9f350ed1828685de88d71935f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aed873affd28e1d2b05e20aad6fefbd9febb850b019c425d33d390bcb4a018e",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-27T18:56:05Z",
    "title_canon_sha256": "452f61e4e52c5af434a8954437168b387a56de2842953279134c3b52d84a7f42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10687",
    "kind": "arxiv",
    "version": 2
  }
}