Pith Number

pith:VBL3OPSJ

pith:1998:VBL3OPSJPMHTE3MH6XRW3GWF73

not attested not anchored not stored refs pending

Galaxy Disruption as the Origin of Intracluster Light in the Coma Cluster

Michael D. Gregg, Michael J. West

arxiv:astro-ph/9812033 v1 · 1998-12-02 · 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{VBL3OPSJPMHTE3MH6XRW3GWF73}

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	2026-07-04T16:07:14.475840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a857b73e497b0f326d87f5e36d9ac5fedf0c923b87d8647d93afc0bf784100e3

Aliases

arxiv: astro-ph/9812033 · arxiv_version: astro-ph/9812033v1 · doi: 10.48550/arxiv.astro-ph/9812033 · pith_short_12: VBL3OPSJPMHT · pith_short_16: VBL3OPSJPMHTE3MH · pith_short_8: VBL3OPSJ

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/VBL3OPSJPMHTE3MH6XRW3GWF73 \
  | 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: a857b73e497b0f326d87f5e36d9ac5fedf0c923b87d8647d93afc0bf784100e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "931ca69e376a1bdcedcf522052d729ff23bf61b262fa302a49855ed09b7b01f5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-12-02T00:14:55Z",
    "title_canon_sha256": "da442aa4c1e0d947add0e31d5545fe5080e2a4ef6cbe9df77b9799de8b26723d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9812033",
    "kind": "arxiv",
    "version": 1
  }
}