Pith Number

pith:AXMQADCV

pith:1995:AXMQADCVTQY5FUW7TX3WKVVCLR

not attested not anchored not stored refs pending

Dust in High Redshift Radio Galaxies and the Early Evolution of Spheroidal Galaxies

Gianfranco De Zotti, Paola Mazzei

arxiv:astro-ph/9509108 v1 · 1995-09-21 · 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{AXMQADCVTQY5FUW7TX3WKVVCLR}

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	2026-05-18T01:40:22.690529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05d9000c559c31d2d2df9df76556a25c52c6813892a99127468a5213044825fd

Aliases

arxiv: astro-ph/9509108 · arxiv_version: astro-ph/9509108v1 · doi: 10.48550/arxiv.astro-ph/9509108 · pith_short_12: AXMQADCVTQY5 · pith_short_16: AXMQADCVTQY5FUW7 · pith_short_8: AXMQADCV

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/AXMQADCVTQY5FUW7TX3WKVVCLR \
  | 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: 05d9000c559c31d2d2df9df76556a25c52c6813892a99127468a5213044825fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11f51aa467a3f6264416ce92fd0855f6317e54729d197349540d676a56f8a97",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-09-21T10:17:58Z",
    "title_canon_sha256": "ca6da0e65baa31a23576707b16e8d5829a59d5f86b7c47e5e3ed755b26ab5351"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9509108",
    "kind": "arxiv",
    "version": 1
  }
}