Pith Number

pith:AKZCWWVY

pith:2016:AKZCWWVYKTC4HF35H22NWKOJOY

not attested not anchored not stored refs pending

Does the Milky Way Obey Spiral Galaxy Scaling Relations?

Jeffrey A. Newman, Matthew A. Bershady, Timothy C. Licquia

arxiv:1610.05769 v1 · 2016-10-18 · 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{AKZCWWVYKTC4HF35H22NWKOJOY}

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	2026-05-18T00:53:58.202898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02b22b5ab854c5c3977d3eb4db29c976294a0204bdfe9c6fcab6980f27b51c92

Aliases

arxiv: 1610.05769 · arxiv_version: 1610.05769v1 · doi: 10.48550/arxiv.1610.05769 · pith_short_12: AKZCWWVYKTC4 · pith_short_16: AKZCWWVYKTC4HF35 · pith_short_8: AKZCWWVY

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/AKZCWWVYKTC4HF35H22NWKOJOY \
  | 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: 02b22b5ab854c5c3977d3eb4db29c976294a0204bdfe9c6fcab6980f27b51c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50046625878fa6b93d84e027c036e794eee1b53fb026b59fceb573a812e59eef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-18T20:00:01Z",
    "title_canon_sha256": "41756bc6931c5649a8fe5038e12210569938b48bea5e527372e1b15cff40ea39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05769",
    "kind": "arxiv",
    "version": 1
  }
}