Pith Number

pith:X25UL2FD

pith:2005:X25UL2FDQ4MESWWKBV2J22EPGJ

not attested not anchored not stored refs pending

HST/ACS observations of the old and metal-poor Sagittarius dwarf irregular galaxy

E.V. Held, I. Saviane, K. Kuijken, L. Rizzi, M. Clemens, M. Gullieuszik, M. Rich, Rolly Bedin, Y. Momany

arxiv:astro-ph/0505399 v1 · 2005-05-19 · 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{X25UL2FDQ4MESWWKBV2J22EPGJ}

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	2026-07-04T16:52:24.737670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bebb45e8a38718495aca0d749d688f326d9479cd68b87d1431cee1acf139b3b7

Aliases

arxiv: astro-ph/0505399 · arxiv_version: astro-ph/0505399v1 · doi: 10.48550/arxiv.astro-ph/0505399 · pith_short_12: X25UL2FDQ4ME · pith_short_16: X25UL2FDQ4MESWWK · pith_short_8: X25UL2FD

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/X25UL2FDQ4MESWWKBV2J22EPGJ \
  | 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: bebb45e8a38718495aca0d749d688f326d9479cd68b87d1431cee1acf139b3b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6804353c6277cb0c026e7d1c7ed9ee59ae0b5ea2bbf8c0b671023a32daf029ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-19T09:53:43Z",
    "title_canon_sha256": "bbad3aa13a38165f894bf70df9a811ad6b89508ec6854bf0c312e86d8fe4c32a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505399",
    "kind": "arxiv",
    "version": 1
  }
}