Pith Number

pith:DT2HFJA7

pith:2001:DT2HFJA7IPSLP2FTTQR3P4B7SS

not attested not anchored not stored refs pending

On the Metallicity of Star-forming Dwarf Galaxies

Daniel Kunth, Francois Legrand, Guillermo Tenorio-Tagle, Miguel Cervino, Sergiy Silich

arxiv:astro-ph/0106431 v1 · 2001-06-23 · 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{DT2HFJA7IPSLP2FTTQR3P4B7SS}

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	2026-07-04T16:23:35.309324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cf472a41f43e4b7e8b39c23b7f03f94be0d1f878a017e5fe5f1b7af22dca516

Aliases

arxiv: astro-ph/0106431 · arxiv_version: astro-ph/0106431v1 · doi: 10.48550/arxiv.astro-ph/0106431 · pith_short_12: DT2HFJA7IPSL · pith_short_16: DT2HFJA7IPSLP2FT · pith_short_8: DT2HFJA7

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/DT2HFJA7IPSLP2FTTQR3P4B7SS \
  | 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: 1cf472a41f43e4b7e8b39c23b7f03f94be0d1f878a017e5fe5f1b7af22dca516

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0915dd79a8950de38213c330afe08c7ee532fe4eaf11cdf1b5f2fd35ba4d0a38",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-06-23T16:24:12Z",
    "title_canon_sha256": "ba142c20927d1d6737a0cb9b66c690d7621ef0003c4e9bccf8d0070a111f9f95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0106431",
    "kind": "arxiv",
    "version": 1
  }
}