Pith Number

pith:VM7J5YBG

pith:2026:VM7J5YBGEAMR33CHFQ7WRF7GNK

not attested not anchored not stored refs pending

Puzzling Ultra-Diffuse Galaxy Evolution (PUDGE). II. A transformation pathway from UDGs to compact dwarfs (CDs) in galaxy clusters

Ana Mitra\v{s}inovi\'c, Nata\v{s}a Pavlov

arxiv:2605.24918 v1 · 2026-05-24 · 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{VM7J5YBGEAMR33CHFQ7WRF7GNK}

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	2026-05-26T01:04:05.788403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab3e9ee02620191dec472c3f6897e66ab876f6c7257cfb8c0f49a4b0ca57077d

Aliases

arxiv: 2605.24918 · arxiv_version: 2605.24918v1 · doi: 10.48550/arxiv.2605.24918 · pith_short_12: VM7J5YBGEAMR · pith_short_16: VM7J5YBGEAMR33CH · pith_short_8: VM7J5YBG

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/VM7J5YBGEAMR33CHFQ7WRF7GNK \
  | 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: ab3e9ee02620191dec472c3f6897e66ab876f6c7257cfb8c0f49a4b0ca57077d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "195c629a750a458119452b57a83bc342df3b264288bea0f6de15dcb25a7aaa88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-05-24T07:49:00Z",
    "title_canon_sha256": "e1a0153755116e6ef5348560fae22b18757e5923fc5b263814a51c05afd9a31e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24918",
    "kind": "arxiv",
    "version": 1
  }
}