Pith Number

pith:FEVBG7UU

pith:2001:FEVBG7UUKJXZC233KZHWQHBSC6

not attested not anchored not stored refs pending

Galaxy Light Concentration. I. Index stability and the connection with galaxy structure, dynamics, and supermassive black holes

Alister W. Graham, I. Trujillo, N. Caon

arxiv:astro-ph/0110159 v1 · 2001-10-06 · 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{FEVBG7UUKJXZC233KZHWQHBSC6}

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	2026-07-04T16:24:14.473848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292a137e94526f916b7b564f681c3217aa0e668aa90ddc7619fbc2254ce46a78

Aliases

arxiv: astro-ph/0110159 · arxiv_version: astro-ph/0110159v1 · doi: 10.48550/arxiv.astro-ph/0110159 · pith_short_12: FEVBG7UUKJXZ · pith_short_16: FEVBG7UUKJXZC233 · pith_short_8: FEVBG7UU

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/FEVBG7UUKJXZC233KZHWQHBSC6 \
  | 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: 292a137e94526f916b7b564f681c3217aa0e668aa90ddc7619fbc2254ce46a78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c1c7936482787ce91fcd67dc02384cee1ff61dcaf20c93adb2e3d1a8969d835",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-10-06T15:19:49Z",
    "title_canon_sha256": "0207eb80b7f9d576e0505601c24e44f3b7ca5cb26d96ee3e9861c8441ab9187e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0110159",
    "kind": "arxiv",
    "version": 1
  }
}