Pith Number

pith:GO4LFMLE

pith:2018:GO4LFMLE7MFML63FFJIN2ZST77

not attested not anchored not stored refs pending

Late Bloomer Galaxies: Growing Up in Cosmic Autumn

2) ((1) Carnegie Observatories, (2) Princeton University), Alan Dressler (1), Daniel D. Kelson (1), Louis E. Abramson (1

arxiv:1805.04110 v2 · 2018-05-10 · 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{GO4LFMLE7MFML63FFJIN2ZST77}

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	2026-05-17T23:57:41.391985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33b8b2b164fb0ac5fb652a50dd6653fff2bdc0de3171c47f77bb2b7bfe28a127

Aliases

arxiv: 1805.04110 · arxiv_version: 1805.04110v2 · doi: 10.48550/arxiv.1805.04110 · pith_short_12: GO4LFMLE7MFM · pith_short_16: GO4LFMLE7MFML63F · pith_short_8: GO4LFMLE

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/GO4LFMLE7MFML63FFJIN2ZST77 \
  | 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: 33b8b2b164fb0ac5fb652a50dd6653fff2bdc0de3171c47f77bb2b7bfe28a127

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f8005d30d6a527a213127944df62535e35946aad2169ff7f9a3c7f80790b4b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-10T18:00:01Z",
    "title_canon_sha256": "8c1d13852fd23fe7c72e54449b4e8a08a0b5b6f7506fbe1b1b287688cb22adae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04110",
    "kind": "arxiv",
    "version": 2
  }
}