Pith Number

pith:YK36DGUP

pith:2019:YK36DGUPLK5LXJV4DFHUAHWEJF

not attested not anchored not stored refs pending

Classifying the formation processes of S0 galaxies using Convolutional Neural Networks

Duncan A. Forbes, J.D. Diaz, Kenji Bekki, Michael J. Drinkwater, Simon Deeley, Warrick J. Couch

arxiv:1904.05518 v1 · 2019-04-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YK36DGUPLK5LXJV4DFHUAHWEJF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:47:57.280352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2b7e19a8f5ababba6bc194f401ec4495a30c7da3f22ed75b8653e7d4f8c2d72

Aliases

arxiv: 1904.05518 · arxiv_version: 1904.05518v1 · doi: 10.48550/arxiv.1904.05518 · pith_short_12: YK36DGUPLK5L · pith_short_16: YK36DGUPLK5LXJV4 · pith_short_8: YK36DGUP

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/YK36DGUPLK5LXJV4DFHUAHWEJF \
  | 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: c2b7e19a8f5ababba6bc194f401ec4495a30c7da3f22ed75b8653e7d4f8c2d72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a9b1e74f31e84004e844e20b1a05e5f980304dbf0e961f98e2c4601c42ef919",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-11T03:46:50Z",
    "title_canon_sha256": "7eb0b6dbe0c3862bc3e930d96b353408f4901d7d2b34599fc6a2d34dea06924e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05518",
    "kind": "arxiv",
    "version": 1
  }
}