Pith Number

pith:RO6WFSCM

pith:2012:RO6WFSCMY3XVGIKFPOUREMTY3E

not attested not anchored not stored refs pending

A diversity of progenitors and histories for isolated spiral galaxies

Avishai Dekel, Darren J. Croton, Frederic Bournaud, Marie Martig, Romain Teyssier

arxiv:1201.1079 v2 · 2012-01-05 · astro-ph.CO · 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{RO6WFSCMY3XVGIKFPOUREMTY3E}

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	2026-05-18T01:58:55.629460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bbd62c84cc6ef5321457ba9123278d9356f7fa3c72ea89450da7e59dfbc5fd5

Aliases

arxiv: 1201.1079 · arxiv_version: 1201.1079v2 · doi: 10.48550/arxiv.1201.1079 · pith_short_12: RO6WFSCMY3XV · pith_short_16: RO6WFSCMY3XVGIKF · pith_short_8: RO6WFSCM

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/RO6WFSCMY3XVGIKFPOUREMTY3E \
  | 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: 8bbd62c84cc6ef5321457ba9123278d9356f7fa3c72ea89450da7e59dfbc5fd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd8d5f31be2284acfbed7361eec400863c9de25effe333f47a5a800a9b454527",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-05T08:25:14Z",
    "title_canon_sha256": "39ac7dfde0df174e87d7b3822028443e9e42e18514b3f3858ca1906274775c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1079",
    "kind": "arxiv",
    "version": 2
  }
}