Pith Number

pith:5ZGQDG6L

pith:2004:5ZGQDG6L44XPOT3C45V6PZ4KLI

not attested not anchored not stored refs pending

Andromeda IX: A New Dwarf Spheroidal Satellite of M31

Alexei Y. Kniazev, Atsuko Nitta, Constance M. Rockosi, Daniel B. Zucker, Dan Long, David Martinez-Delgado, Donald G. York, Eric F. Bell, Eva K. Grebel, Greg Hennessy, Hans-Walter Rix, Howard Brewington, James Annis, J. Brinkmann, Jon A. Holtzman, Jurek Krzesinski, Michael Harvanek, Peter R. Newman, Rene A. M. Walterbos, S. J. Kleinman, Stephanie A. Snedden, Zeljko Ivezic

arxiv:astro-ph/0404268 v2 · 2004-04-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZGQDG6L44XPOT3C45V6PZ4KLI}

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	2026-05-18T04:14:55.447288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee4d019bcbe72ef74f62e76be7e78a5a0189d4b13bc55e8d839f9ee3166d3db0

Aliases

arxiv: astro-ph/0404268 · arxiv_version: astro-ph/0404268v2 · doi: 10.48550/arxiv.astro-ph/0404268 · pith_short_12: 5ZGQDG6L44XP · pith_short_16: 5ZGQDG6L44XPOT3C · pith_short_8: 5ZGQDG6L

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/5ZGQDG6L44XPOT3C45V6PZ4KLI \
  | 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: ee4d019bcbe72ef74f62e76be7e78a5a0189d4b13bc55e8d839f9ee3166d3db0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "491728dd4f60b5e5d3f795ebb8293ae1134f5f2bc30b2ab74160ae7c38e836dc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-14T12:09:18Z",
    "title_canon_sha256": "f86b29213e6a03879749cfbd42d2e5ff8ff7ddd1359696751769cabf080c7c32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404268",
    "kind": "arxiv",
    "version": 2
  }
}