Pith Number

pith:O4PBB5IB

pith:2006:O4PBB5IBVL7PUAHGRPBXK3BZT3

not attested not anchored not stored refs pending

The Effect of Cluster Environment on Galaxy Evolution in the Pegasus I Cluster

(2) Columbia University, (3) Dartmouth College), Brian Chaboyer (3) ((1) University of North Carolina at Chapel Hill, Jacqueline H. van Gorkom (2), James A. Rose (1), Lorenza Levy (1)

arxiv:astro-ph/0611591 v1 · 2006-11-19 · 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{O4PBB5IBVL7PUAHGRPBXK3BZT3}

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	2026-05-18T04:36:20.705236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

771e10f501aafefa00e68bc3756c399ef44e3fcbcd230b0c64439793e828b2a8

Aliases

arxiv: astro-ph/0611591 · arxiv_version: astro-ph/0611591v1 · doi: 10.48550/arxiv.astro-ph/0611591 · pith_short_12: O4PBB5IBVL7P · pith_short_16: O4PBB5IBVL7PUAHG · pith_short_8: O4PBB5IB

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/O4PBB5IBVL7PUAHGRPBXK3BZT3 \
  | 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: 771e10f501aafefa00e68bc3756c399ef44e3fcbcd230b0c64439793e828b2a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db5c53c03f022c2978773173be3928e591c6701abbfb0fb2e9e3ed04355d0699",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-19T01:15:18Z",
    "title_canon_sha256": "1d4373a3b593589270b8622c62466e4170ac2d528a0759898fefe74b18b07314"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611591",
    "kind": "arxiv",
    "version": 1
  }
}