Pith Number

pith:OS5XQBTI

pith:2017:OS5XQBTI3KZAZCLZKL4J7KPAYQ

not attested not anchored not stored refs pending

Action growth for black holes in modified gravity

Lorenzo Sebastiani, Luciano Vanzo, Sergio Zerbini

arxiv:1710.05686 v2 · 2017-10-16 · 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{OS5XQBTI3KZAZCLZKL4J7KPAYQ}

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.

Cited by

1 paper in Pith

Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A$^*$

Receipt and verification

First computed	2026-05-18T00:23:32.450457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74bb780668dab20c897952f89fa9e0c40f20a8e0e5e233441cc5c54b87c200d5

Aliases

arxiv: 1710.05686 · arxiv_version: 1710.05686v2 · doi: 10.48550/arxiv.1710.05686 · pith_short_12: OS5XQBTI3KZA · pith_short_16: OS5XQBTI3KZAZCLZ · pith_short_8: OS5XQBTI

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/OS5XQBTI3KZAZCLZKL4J7KPAYQ \
  | 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: 74bb780668dab20c897952f89fa9e0c40f20a8e0e5e233441cc5c54b87c200d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84b10b9ca2a0e8e6a7478fad3d199220fb8612e711940b6c36bea96857be7b5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-10-16T13:34:40Z",
    "title_canon_sha256": "20db2ecb5503b4a480cc511ed770db744c9a819ec4c5047a88b60b76d28a0f73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05686",
    "kind": "arxiv",
    "version": 2
  }
}