Pith Number

pith:G7ABKYUT

pith:2002:G7ABKYUTSW7MORL7BI3TY5OJH4

not attested not anchored not stored refs pending

Star formation and dust extinction in nearby star forming and starburst galaxies

A. Boselli, C. Bonfanti, G. Gavazzi, V. Buat

arxiv:astro-ph/0201281 v1 · 2002-01-17 · 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{G7ABKYUTSW7MORL7BI3TY5OJH4}

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	2026-05-18T01:07:45.149679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37c015629395bec7457f0a373c75c93f0bc207c2d601d1d292135688d4c55b64

Aliases

arxiv: astro-ph/0201281 · arxiv_version: astro-ph/0201281v1 · doi: 10.48550/arxiv.astro-ph/0201281 · pith_short_12: G7ABKYUTSW7M · pith_short_16: G7ABKYUTSW7MORL7 · pith_short_8: G7ABKYUT

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/G7ABKYUTSW7MORL7BI3TY5OJH4 \
  | 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: 37c015629395bec7457f0a373c75c93f0bc207c2d601d1d292135688d4c55b64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4a2cb679d4b14d1eb737ff0dbbc0a35ea9fe2ed0852e8a06fe4e44e8b8e24f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-01-17T08:29:51Z",
    "title_canon_sha256": "19d08e868b36a65257f92f7eec2d33ba4255e7292a630a1e5c7194aea7195ffd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0201281",
    "kind": "arxiv",
    "version": 1
  }
}