Pith Number

pith:SOFMRPZY

pith:2010:SOFMRPZYOTDVOCVQ5JV2AGBIWA

not attested not anchored not stored refs pending

Peculiar early-type galaxies in the SDSS Stripe82

Sugata Kaviraj

arxiv:1004.3775 v1 · 2010-04-21 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SOFMRPZYOTDVOCVQ5JV2AGBIWA}

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	2026-05-18T02:07:55.532414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

938ac8bf3874c7570ab0ea6ba01828b0324005320b47aae4392ab230e2960994

Aliases

arxiv: 1004.3775 · arxiv_version: 1004.3775v1 · doi: 10.48550/arxiv.1004.3775 · pith_short_12: SOFMRPZYOTDV · pith_short_16: SOFMRPZYOTDVOCVQ · pith_short_8: SOFMRPZY

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/SOFMRPZYOTDVOCVQ5JV2AGBIWA \
  | 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: 938ac8bf3874c7570ab0ea6ba01828b0324005320b47aae4392ab230e2960994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f881b7bda393479a5ca053a53e8fb4062aa4f23ee28962f0cd9f66f801da34c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-21T19:16:46Z",
    "title_canon_sha256": "5beaef9bfa6fd56d0e2bdc5b8963e3d850ce883bbe943499cf1fcc00be257426"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3775",
    "kind": "arxiv",
    "version": 1
  }
}