Pith Number

pith:DBOHYG3I

pith:2005:DBOHYG3IQZJHJ7XFP5WXD2VWR7

not attested not anchored not stored refs pending

Dependence of Galaxy Shape on Environment in the Sloan Digital Sky Survey

Barbara S. Ryden (Ohio State), Frederick Kuehn

arxiv:astro-ph/0508337 v1 · 2005-08-15 · 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{DBOHYG3IQZJHJ7XFP5WXD2VWR7}

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	2026-05-18T01:07:30.854720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

185c7c1b68865274fee57f6d71eab68fdfa4bf2da123db581ea9a7ef161ddd5a

Aliases

arxiv: astro-ph/0508337 · arxiv_version: astro-ph/0508337v1 · doi: 10.48550/arxiv.astro-ph/0508337 · pith_short_12: DBOHYG3IQZJH · pith_short_16: DBOHYG3IQZJHJ7XF · pith_short_8: DBOHYG3I

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/DBOHYG3IQZJHJ7XFP5WXD2VWR7 \
  | 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: 185c7c1b68865274fee57f6d71eab68fdfa4bf2da123db581ea9a7ef161ddd5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f34c24b1f713a73d0ccfdd05b2f9d4c8ab8ff8c6f2f50116006280e152712eab",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-08-15T20:09:54Z",
    "title_canon_sha256": "6a60170bd0e7c97c3986d8875dd1e147f0a65a667cdc7435eb79af74f19bd353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0508337",
    "kind": "arxiv",
    "version": 1
  }
}