Pith Number

pith:2KG2FOE5

pith:1999:2KG2FOE5JZ5YCAHDSONFAVVDL3

not attested not anchored not stored refs pending

On the Formation of Boxy and Disky Elliptical Galaxies

Andreas Burkert (MPIA Heidelberg), Lars Hernquist (Harvard), Thorsten Naab

arxiv:astro-ph/9908129 v1 · 1999-08-12 · 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{2KG2FOE5JZ5YCAHDSONFAVVDL3}

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

Line-of-sight shear in SLACS strong lenses I: shear and mass model parametrisations

Receipt and verification

First computed	2026-07-04T16:11:30.874334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d28da2b89d4e7b8100e3939a5056a35ef0348f8d30c8c99f4ed92f2410537e98

Aliases

arxiv: astro-ph/9908129 · arxiv_version: astro-ph/9908129v1 · doi: 10.48550/arxiv.astro-ph/9908129 · pith_short_12: 2KG2FOE5JZ5Y · pith_short_16: 2KG2FOE5JZ5YCAHD · pith_short_8: 2KG2FOE5

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/2KG2FOE5JZ5YCAHDSONFAVVDL3 \
  | 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: d28da2b89d4e7b8100e3939a5056a35ef0348f8d30c8c99f4ed92f2410537e98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe5d148888b7781b69f31c307068e33cee03a57ee37d516588d74b2843a2df58",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-08-12T10:31:21Z",
    "title_canon_sha256": "efef234b0c2d7b1c5f48f75e1e2912ccb669f74a6f7677060a56c6108efd7754"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9908129",
    "kind": "arxiv",
    "version": 1
  }
}