Pith Number

pith:FUIZ33CI

pith:1997:FUIZ33CIKZHE5IDBKZ3TMV3B47

not attested not anchored not stored refs pending

Abundance profile and stellar content of IZw18

F. Legrand

arxiv:astro-ph/9712113 v1 · 1997-12-08 · 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{FUIZ33CIKZHE5IDBKZ3TMV3B47}

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.

Cited by

1 paper in Pith

The Interstellar Medium in I Zw 18 seen with JWST/MIRI: III. Spatially Resolved Three Ionization State Oxygen Abundance

Receipt and verification

First computed	2026-07-04T14:15:35.089388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d119dec48564e4ea0615677365761e7e43fd89c16449be1c80f4c6a20d36a78

Aliases

arxiv: astro-ph/9712113 · arxiv_version: astro-ph/9712113v1 · doi: 10.48550/arxiv.astro-ph/9712113 · pith_short_12: FUIZ33CIKZHE · pith_short_16: FUIZ33CIKZHE5IDB · pith_short_8: FUIZ33CI

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/FUIZ33CIKZHE5IDBKZ3TMV3B47 \
  | 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: 2d119dec48564e4ea0615677365761e7e43fd89c16449be1c80f4c6a20d36a78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "650942d82d6e8d186c6b9483f707bc38f4c2140ab1ff0c07c4d066e140b8a87f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-12-08T10:55:26Z",
    "title_canon_sha256": "73f147f71f03ded0e535a34b036fa21a4ec6ad715b04ffe4166370578079cb84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9712113",
    "kind": "arxiv",
    "version": 1
  }
}