Pith Number

pith:NACH4HDR

pith:2022:NACH4HDRH2CPSJ4UAP3V4MP7DT

not attested not anchored not stored refs pending

DHOST gravity in Ultra-diffuse galaxies -- Part II: NGC 1052-DF4 and Dragonfly 44

Enrico Laudato, Vincenzo Salzano

arxiv:2211.08839 v1 · 2022-11-16 · 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{NACH4HDRH2CPSJ4UAP3V4MP7DT}

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

Dwarf galaxies in non-local gravity

Receipt and verification

First computed	2026-07-05T06:15:18.232080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68047e1c713e84f9279403f75e31ff1cdbf2ecd9301bd2db3a9931c7ae9db308

Aliases

arxiv: 2211.08839 · arxiv_version: 2211.08839v1 · doi: 10.48550/arxiv.2211.08839 · pith_short_12: NACH4HDRH2CP · pith_short_16: NACH4HDRH2CPSJ4U · pith_short_8: NACH4HDR

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/NACH4HDRH2CPSJ4UAP3V4MP7DT \
  | 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: 68047e1c713e84f9279403f75e31ff1cdbf2ecd9301bd2db3a9931c7ae9db308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "369fc646edc15d6079e084415574af41a908ca96e1a22c4d5e84b70c0054d491",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-11-16T11:39:04Z",
    "title_canon_sha256": "c49014d508ed59220bae5644e8c84d73d0e07f0d7eb53e498e0718edacfceea2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.08839",
    "kind": "arxiv",
    "version": 1
  }
}