Pith Number

pith:BZXNEWTD

pith:2018:BZXNEWTDLUAJO4J64DLJ6EY3DK

not attested not anchored not stored refs pending

Imprints of Chameleon f(R) Gravity on Galaxy Rotation Curves

Aneesh P. Naik, Anne-Christine Davis, Christian Arnold, Ewald Puchwein

arxiv:1805.12221 v2 · 2018-05-30 · astro-ph.CO · 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{BZXNEWTDLUAJO4J64DLJ6EY3DK}

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	2026-05-18T00:08:14.751958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e6ed25a635d0097713ee0d69f131b1a9cb2e7197b73705fceedc19b47ea0af9

Aliases

arxiv: 1805.12221 · arxiv_version: 1805.12221v2 · doi: 10.48550/arxiv.1805.12221 · pith_short_12: BZXNEWTDLUAJ · pith_short_16: BZXNEWTDLUAJO4J6 · pith_short_8: BZXNEWTD

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/BZXNEWTDLUAJO4J64DLJ6EY3DK \
  | 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: 0e6ed25a635d0097713ee0d69f131b1a9cb2e7197b73705fceedc19b47ea0af9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a5db4da19275c5fb67d45a2ba962e88c3fc3538d0036f9e6aec482d8207f9b",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-05-30T20:46:32Z",
    "title_canon_sha256": "a0f4993ee96a4b39a64cc3e1a96e9fb4a089c059be889733775b5ffcea98e70e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12221",
    "kind": "arxiv",
    "version": 2
  }
}