Pith Number

pith:PPXWUSOA

pith:2016:PPXWUSOASVNBNKBRCMXNSA7M5P

not attested not anchored not stored refs pending

Mass Distribution and Bar Formation in Growing Disk Galaxy Models

J. A. Sellwood (Rutgers University), Joel C. Berrier

arxiv:1608.04765 v1 · 2016-08-16 · 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{PPXWUSOASVNBNKBRCMXNSA7M5P}

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	2026-05-18T00:33:23.215536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bef6a49c0955a16a831132ed903ecebf5672fabd0a2517e159d77a4014c33ba

Aliases

arxiv: 1608.04765 · arxiv_version: 1608.04765v1 · doi: 10.48550/arxiv.1608.04765 · pith_short_12: PPXWUSOASVNB · pith_short_16: PPXWUSOASVNBNKBR · pith_short_8: PPXWUSOA

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/PPXWUSOASVNBNKBRCMXNSA7M5P \
  | 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: 7bef6a49c0955a16a831132ed903ecebf5672fabd0a2517e159d77a4014c33ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dc838d94793625dd996ec441968c73a63a6774738511efa6a91d4e8f6889bda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-08-16T20:17:24Z",
    "title_canon_sha256": "cf1f237feef5910389486ffc6461539966390de4dfaf5aadd914747e6c45366f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.04765",
    "kind": "arxiv",
    "version": 1
  }
}