Pith Number

pith:S4DOTLKF

pith:2005:S4DOTLKFXKGHOZVK7IJUGJVMMD

not attested not anchored not stored refs pending

The Build-up of the Colour-Magnitude Relation as a Function of Environment

Ichi Tanaka, Kazuhiro Shimasaku, Keiichi Umetsu, Masayuki Tanaka, Nobuo Arimoto, Sadanori Okamura, Tadayuki Kodama, Toru Yamada

arxiv:astro-ph/0506713 v1 · 2005-06-29 · 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{S4DOTLKFXKGHOZVK7IJUGJVMMD}

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	2026-07-04T17:15:41.657188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9706e9ad45ba8c7766aafa134326ac60da230c98caf541494d93263f3e386a9c

Aliases

arxiv: astro-ph/0506713 · arxiv_version: astro-ph/0506713v1 · doi: 10.48550/arxiv.astro-ph/0506713 · pith_short_12: S4DOTLKFXKGH · pith_short_16: S4DOTLKFXKGHOZVK · pith_short_8: S4DOTLKF

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/S4DOTLKFXKGHOZVK7IJUGJVMMD \
  | 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: 9706e9ad45ba8c7766aafa134326ac60da230c98caf541494d93263f3e386a9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d41e0b1e1d638fd21d9f1d4c2cd6cff2f096cc1041b9d8d33fb0aaa801c4616b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-06-29T03:58:45Z",
    "title_canon_sha256": "4ce3084ecc94057b0a204913f68711f9a5a51049f80b557ce7a32ffdebe372a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0506713",
    "kind": "arxiv",
    "version": 1
  }
}