Pith Number

pith:WA5ZEG4Y

pith:2017:WA5ZEG4YKCH4OGTORPZUPTV7N5

not attested not anchored not stored refs pending

The continuous rise of bulges out of galactic disks

I. Breda, P. Papaderos

arxiv:1712.05354 v1 · 2017-12-14 · 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{WA5ZEG4YKCH4OGTORPZUPTV7N5}

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	2026-05-18T00:27:58.106343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b03b921b98508fc71a6e8bf347cebf6f763dc856fb7e564ebba590bb74c949ea

Aliases

arxiv: 1712.05354 · arxiv_version: 1712.05354v1 · doi: 10.48550/arxiv.1712.05354 · pith_short_12: WA5ZEG4YKCH4 · pith_short_16: WA5ZEG4YKCH4OGTO · pith_short_8: WA5ZEG4Y

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/WA5ZEG4YKCH4OGTORPZUPTV7N5 \
  | 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: b03b921b98508fc71a6e8bf347cebf6f763dc856fb7e564ebba590bb74c949ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ba181f517e6ab7a796f81670333e05125f94cea6c4752f416ae70ede69e30a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-14T17:32:52Z",
    "title_canon_sha256": "ef4a5ebbb8295ce0032a77ec6fd1730127c9f929db17e09d943c90fdecb59e83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05354",
    "kind": "arxiv",
    "version": 1
  }
}