Pith Number

pith:RQ5JEJ4Z

pith:2011:RQ5JEJ4ZNXUPCQOVLWLOIDWKIC

not attested not anchored not stored refs pending

Outer disks of lenticular galaxies

Olga K. Sil'chenko (Sternberg Astronomical Institute of the Lomonosov Moscow State University)

arxiv:1112.3771 v1 · 2011-12-16 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQ5JEJ4ZNXUPCQOVLWLOIDWKIC}

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	2026-05-18T01:59:06.796670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c3a9227996de8f141d55d96e40eca4091cb8f65afe871f470e48f42afa16f27

Aliases

arxiv: 1112.3771 · arxiv_version: 1112.3771v1 · doi: 10.48550/arxiv.1112.3771 · pith_short_12: RQ5JEJ4ZNXUP · pith_short_16: RQ5JEJ4ZNXUPCQOV · pith_short_8: RQ5JEJ4Z

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/RQ5JEJ4ZNXUPCQOVLWLOIDWKIC \
  | 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: 8c3a9227996de8f141d55d96e40eca4091cb8f65afe871f470e48f42afa16f27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08cbbe227f439d1b4d8320106d83a3e5758d73a76fb8428101c1de4b7b4cc7a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-16T12:02:26Z",
    "title_canon_sha256": "7992a00e77507bd1b1b72278e90b5052645559cd4a8b10b825c5ef5f7d437ab1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3771",
    "kind": "arxiv",
    "version": 1
  }
}