Pith Number

pith:3KFSRLHK

pith:2016:3KFSRLHKHWFL2LFWO4RYFDCES4

not attested not anchored not stored refs pending

Noncircular Outer Disks in Unbarred S0 Galaxies: NGC 502 and NGC 5485

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

arxiv:1611.00420 v1 · 2016-11-01 · 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{3KFSRLHKHWFL2LFWO4RYFDCES4}

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	2026-05-18T01:00:32.902841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da8b28acea3d8abd2cb67723828c449702022ddcf7b4c53ef437070ae99b59ad

Aliases

arxiv: 1611.00420 · arxiv_version: 1611.00420v1 · doi: 10.48550/arxiv.1611.00420 · pith_short_12: 3KFSRLHKHWFL · pith_short_16: 3KFSRLHKHWFL2LFW · pith_short_8: 3KFSRLHK

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/3KFSRLHKHWFL2LFWO4RYFDCES4 \
  | 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: da8b28acea3d8abd2cb67723828c449702022ddcf7b4c53ef437070ae99b59ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc8092696b99e639ef39de7eb1b2f2688ee2d1eed7aa50bff427558643bf3c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-01T23:15:20Z",
    "title_canon_sha256": "909042c95a4f1918725f1695acc9f682a588900bc8507ff9fa69f256780b8577"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.00420",
    "kind": "arxiv",
    "version": 1
  }
}