Pith Number

pith:A2GXH3DO

pith:2017:A2GXH3DOKIRCXFE66GJH5TBO2U

not attested not anchored not stored refs pending

Galaxy And Mass Assembly (GAMA): 'No Smoking' zone for giant elliptical galaxies?

Alister Graham, Darren J. Croton, Habib G. Khosroshahi, Halime Miraghaei, Ivan Baldry, Lingyu Wang, Matt Prescott, Michael Brown, Mojtaba Raouf, Sarah Brough, Simon Driver

arxiv:1704.09029 v2 · 2017-04-28 · 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{A2GXH3DOKIRCXFE66GJH5TBO2U}

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	2026-05-18T00:18:31.863011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

068d73ec6e52222b949ef1927ecc2ed533eec1ebedf80f8cd231d1bb1f2a9077

Aliases

arxiv: 1704.09029 · arxiv_version: 1704.09029v2 · doi: 10.48550/arxiv.1704.09029 · pith_short_12: A2GXH3DOKIRC · pith_short_16: A2GXH3DOKIRCXFE6 · pith_short_8: A2GXH3DO

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/A2GXH3DOKIRCXFE66GJH5TBO2U \
  | 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: 068d73ec6e52222b949ef1927ecc2ed533eec1ebedf80f8cd231d1bb1f2a9077

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1910f6dfce2451fdf2b75f6d14d3a341659945cc6ebbb9838c82b53e6bfe81f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-28T17:59:56Z",
    "title_canon_sha256": "1e2c8e85f5e0263fedcacbf818e9e0889c85e804fba502f32d46ee17a829951a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.09029",
    "kind": "arxiv",
    "version": 2
  }
}