Pith Number

pith:433W32PD

pith:2008:433W32PDAOGD4L3HFML2P3Z4BR

not attested not anchored not stored refs pending

Star formation in galaxies falling into clusters along supercluster-scale filaments

Australia), Kevin A. Pimbblet, Michael J. Drinkwater (U. Queensland, Scott C. Porter, Somak Raychaudhury (U. Birmingham, UK)

arxiv:0804.4177 v1 · 2008-04-25 · 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{433W32PDAOGD4L3HFML2P3Z4BR}

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	2026-07-04T17:10:31.017029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6f76de9e3038c3e2f672b17a7ef3c0c693797847a6c4077bd06059b256122e8

Aliases

arxiv: 0804.4177 · arxiv_version: 0804.4177v1 · doi: 10.48550/arxiv.0804.4177 · pith_short_12: 433W32PDAOGD · pith_short_16: 433W32PDAOGD4L3H · pith_short_8: 433W32PD

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/433W32PDAOGD4L3HFML2P3Z4BR \
  | 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: e6f76de9e3038c3e2f672b17a7ef3c0c693797847a6c4077bd06059b256122e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dca63d961254ae09ed6ccb7ed816e6dff1d5a16f9d766145fe50b1e78a1151d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-25T20:05:24Z",
    "title_canon_sha256": "2f0ce675029a902a07dd9abe0577e81b51447e6853d982dcfbe7edbd99974a09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.4177",
    "kind": "arxiv",
    "version": 1
  }
}