Pith Number

pith:OP2X3GOH

pith:1998:OP2X3GOHYIJ727ZWDTS2FUVYN7

not attested not anchored not stored refs pending

Starburst-driven Mass Loss from Dwarf Galaxies: Efficiency and Metal Ejection

Andrea Ferrara (JILA, Boulder & Arcetri, Florence), Heidelberg), Mordecai-Mark Mac Low (MPI Astronomy

arxiv:astro-ph/9801237 v2 · 1998-01-24 · 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{OP2X3GOHYIJ727ZWDTS2FUVYN7}

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	2026-05-18T01:07:37.827328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73f57d99c7c213fd7f361ce5a2d2b86fc5e51ea37018ddaceef9b042633d21a3

Aliases

arxiv: astro-ph/9801237 · arxiv_version: astro-ph/9801237v2 · doi: 10.48550/arxiv.astro-ph/9801237 · pith_short_12: OP2X3GOHYIJ7 · pith_short_16: OP2X3GOHYIJ727ZW · pith_short_8: OP2X3GOH

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/OP2X3GOHYIJ727ZWDTS2FUVYN7 \
  | 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: 73f57d99c7c213fd7f361ce5a2d2b86fc5e51ea37018ddaceef9b042633d21a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79c306229e84a1cb724c33535eb75163dfe2b724663005bca82e3830217ff333",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-01-24T20:00:46Z",
    "title_canon_sha256": "33ef5bfad892e3cf3db2212d85159d1130eeae90884ef349bc659a1d4a45406f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9801237",
    "kind": "arxiv",
    "version": 2
  }
}