Pith Number

pith:WMMH3KHC

pith:2018:WMMH3KHC4FNQFPCXRLUG2XM6KP

not attested not anchored not stored refs pending

Absence of a fundamental acceleration scale in galaxies

Antonino Del Popolo, Davi C. Rodrigues, Valerio Marra, Zahra Davari

arxiv:1806.06803 v1 · 2018-06-18 · 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{WMMH3KHC4FNQFPCXRLUG2XM6KP}

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	2026-05-18T00:09:35.485120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3187da8e2e15b02bc578ae86d5d9e53f1b434cbd7bee443d9b2ba83b6362495

Aliases

arxiv: 1806.06803 · arxiv_version: 1806.06803v1 · doi: 10.48550/arxiv.1806.06803 · pith_short_12: WMMH3KHC4FNQ · pith_short_16: WMMH3KHC4FNQFPCX · pith_short_8: WMMH3KHC

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/WMMH3KHC4FNQFPCXRLUG2XM6KP \
  | 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: b3187da8e2e15b02bc578ae86d5d9e53f1b434cbd7bee443d9b2ba83b6362495

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2230b06687d23e521f7b7adb7d5409f0101d9dd4a17267f3699712c0c8c9b602",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-18T16:19:40Z",
    "title_canon_sha256": "4fb22121ad6237e2953c5de0925ae4ecf9c97e3147d6a343a3eb6ef901b04042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06803",
    "kind": "arxiv",
    "version": 1
  }
}