Pith Number

pith:T7AHC4GD

pith:2006:T7AHC4GDNCJDOHWZB6U5IN7SP5

not attested not anchored not stored refs pending

The star-formation histories of elliptical galaxies across the fundamental plane

(2) SUPA, (3) MPIA Garching, (4) UPenn, 5), (5) OCIW), A.F. Heavens (2), B. Panter (3), Edinburgh, G. Smith (2) ((1) University of Birmingham, IfA, J.S. Dunlop (2), Louisa A. Nolan (1), Raul Jimenez (4, UK

arxiv:astro-ph/0605417 v3 · 2006-05-17 · 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{T7AHC4GDNCJDOHWZB6U5IN7SP5}

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	2026-07-04T15:16:47.353855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc07170c36892371ed90fa9d437f27f50571c5f42f0f58826bf6813a4a1640e

Aliases

arxiv: astro-ph/0605417 · arxiv_version: astro-ph/0605417v3 · doi: 10.48550/arxiv.astro-ph/0605417 · pith_short_12: T7AHC4GDNCJD · pith_short_16: T7AHC4GDNCJDOHWZ · pith_short_8: T7AHC4GD

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/T7AHC4GDNCJDOHWZB6U5IN7SP5 \
  | 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: 9fc07170c36892371ed90fa9d437f27f50571c5f42f0f58826bf6813a4a1640e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce911d48ddd38fb1c827a2ef2186b096acde5ef500e00b5415636e71b44701a0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-17T19:59:57Z",
    "title_canon_sha256": "37f46b4ed7e9ad2efb77b92f4db7eeaa4b9e9da979e3c9f498e61613fb29d55f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605417",
    "kind": "arxiv",
    "version": 3
  }
}