Pith Number

pith:WTTPGDOO

pith:2010:WTTPGDOOBBISFOBUYK7CNH3426

not attested not anchored not stored refs pending

Decreased Frequency of Strong Bars in S0 Galaxies: Evidence for Secular Evolution?

(2) University of Oulu, (3) Instituto de Astrofisica de Canarias), E. Laurikainen (2), H. Salo (2), J. Knapen (3) ((1) University of Alabama, R. Buta (1)

arxiv:1008.0138 v1 · 2010-08-01 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTTPGDOOBBISFOBUYK7CNH3426}

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	2026-05-18T02:06:00.556850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4e6f30dce085122b834c2be269f7cd7a639061414567fba542d438409ea79a6

Aliases

arxiv: 1008.0138 · arxiv_version: 1008.0138v1 · doi: 10.48550/arxiv.1008.0138 · pith_short_12: WTTPGDOOBBIS · pith_short_16: WTTPGDOOBBISFOBU · pith_short_8: WTTPGDOO

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/WTTPGDOOBBISFOBUYK7CNH3426 \
  | 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: b4e6f30dce085122b834c2be269f7cd7a639061414567fba542d438409ea79a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f601dd9e0bf3077a015b7672e0f058bcf41e6ab128c9eb9b8deea4c7326f1d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-08-01T01:35:58Z",
    "title_canon_sha256": "10e229a43fe67deab7f45f52ab073d90bf89cd31a9867aad992d330b61e3e7c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0138",
    "kind": "arxiv",
    "version": 1
  }
}