Pith Number

pith:VOH63GXV

pith:2026:VOH63GXVBYJC7RSOHPRRQCEJ6L

not attested not anchored not stored refs pending

The Extended Globular Cluster System of the archetypal "failed galaxy" Dragonfly-44 from deep white-light Hubble Space Telescope imaging

Aaron J. Romanowsky, Maria Luisa Buzzo, Pieter van Dokkum, Roberto Abraham, Shany Danieli

arxiv:2607.26152 v1 · 2026-07-28 · 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{VOH63GXVBYJC7RSOHPRRQCEJ6L}

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	2026-07-30T00:08:34.741272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

ab8fed9af50e122fc64e3be3180889f2ea79e1ae522eaeab9284ed96e36794f6

Aliases

arxiv: 2607.26152 · arxiv_version: 2607.26152v1 · doi: 10.48550/arxiv.2607.26152 · pith_short_12: VOH63GXVBYJC · pith_short_16: VOH63GXVBYJC7RSO · pith_short_8: VOH63GXV

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/VOH63GXVBYJC7RSOHPRRQCEJ6L \
  | 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: ab8fed9af50e122fc64e3be3180889f2ea79e1ae522eaeab9284ed96e36794f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee9c803d56d4aaddb9cfcb1a33cf18c9aeb3006d7ff461498675669681f3d57f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-28T18:00:51Z",
    "title_canon_sha256": "6f795332a4fbc804ecd62d7a03101e2982db78ed957fb270980b3edc9d2cfc8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26152",
    "kind": "arxiv",
    "version": 1
  }
}