Pith Number

pith:G27GYCP6

pith:2002:G27GYCP6FBTJG63JBGXR3ORSEC

not attested not anchored not stored refs pending

MOND mass-to-light ratios for galaxy groups

Mordehai Milgrom (Weizmann Institute)

arxiv:astro-ph/0203429 v2 · 2002-03-25 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G27GYCP6FBTJG63JBGXR3ORSEC}

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	2026-05-18T04:25:39.712782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36be6c09fe2866937b6909af1dba32209bae87d482a3bf2cfad5ad70c557c99e

Aliases

arxiv: astro-ph/0203429 · arxiv_version: astro-ph/0203429v2 · doi: 10.48550/arxiv.astro-ph/0203429 · pith_short_12: G27GYCP6FBTJ · pith_short_16: G27GYCP6FBTJG63J · pith_short_8: G27GYCP6

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/G27GYCP6FBTJG63JBGXR3ORSEC \
  | 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: 36be6c09fe2866937b6909af1dba32209bae87d482a3bf2cfad5ad70c557c99e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "638fd357eb4c8525b0d8e567d8ce6b027384af3c41f093165c43cdd6d969c082",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-25T11:02:00Z",
    "title_canon_sha256": "6bd4d8028977a53a6ef911f44585ebc94148e9a9957f7f45555d8116a653cec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203429",
    "kind": "arxiv",
    "version": 2
  }
}