Pith Number

pith:IJYS5ERL

pith:2024:IJYS5ERLEW4GWYN2VEYKD5BCET

not attested not anchored not stored refs pending

SPARC galaxies prefer Dark Matter over MOND

Anton Rudakovskyi, Mariia Khelashvili, Sabine Hossenfelder

arxiv:2401.10202 v1 · 2024-01-18 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IJYS5ERLEW4GWYN2VEYKD5BCET}

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	2026-07-05T07:35:08.000983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42712e922b25b86b61baa930a1f42224d42f3b89fe6c68d9d01ff4dc91ff6ac0

Aliases

arxiv: 2401.10202 · arxiv_version: 2401.10202v1 · doi: 10.48550/arxiv.2401.10202 · pith_short_12: IJYS5ERLEW4G · pith_short_16: IJYS5ERLEW4GWYN2 · pith_short_8: IJYS5ERL

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/IJYS5ERLEW4GWYN2VEYKD5BCET \
  | 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: 42712e922b25b86b61baa930a1f42224d42f3b89fe6c68d9d01ff4dc91ff6ac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d971fa70ea3fcbe80a6966843d1e8ffca4bcdb4da16728f6f11b79f472474b3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2024-01-18T18:42:43Z",
    "title_canon_sha256": "848cbe7dcd922a9d82d2c3ee51655b3e7f982171f32407fa1279aca75fec4aca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.10202",
    "kind": "arxiv",
    "version": 1
  }
}