Pith Number

pith:XRRSJU5S

pith:2025:XRRSJU5S4OIT6AM2ZF3L3TPVT4

not attested not anchored not stored refs pending

MUSE observations of dwarf galaxies and a stellar stream in the M83 group

Benoit Famaey, Federico Lelli, Katja Fahrion, Marcel S. Pawlowski, Marina Rejkuba, Michael Hilker, Nick Heesters, Noam Libeskind, Oliver M\"uller, Salvatore Taibi, Sarah Pearson

arxiv:2504.20765 v1 · 2025-04-29 · 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{XRRSJU5S4OIT6AM2ZF3L3TPVT4}

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	2026-07-05T11:33:50.626206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc6324d3b2e3913f019ac976bdcdf59f079a7fcb1a80a9a1cbcbd00829e3b1e9

Aliases

arxiv: 2504.20765 · arxiv_version: 2504.20765v1 · doi: 10.48550/arxiv.2504.20765 · pith_short_12: XRRSJU5S4OIT · pith_short_16: XRRSJU5S4OIT6AM2 · pith_short_8: XRRSJU5S

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/XRRSJU5S4OIT6AM2ZF3L3TPVT4 \
  | 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: bc6324d3b2e3913f019ac976bdcdf59f079a7fcb1a80a9a1cbcbd00829e3b1e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25ad6bd612b2e35b5492506a2adf136f11633220381c2101b4ca39be4f66943d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-29T13:45:19Z",
    "title_canon_sha256": "5ee9ea181c2cb06e11c667f9fb20f1332ae386ebf623b7b8216d07c299e699ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20765",
    "kind": "arxiv",
    "version": 1
  }
}