Pith Number

pith:Z3AWVOJP

pith:2016:Z3AWVOJPSYGJHQ6FFXPV6KFTXC

not attested not anchored not stored refs pending

Galaxy And Mass Assembly (GAMA): Galaxy colour gradients versus colour, structure and luminosity

Andrew M. Hopkins, Benedetta Vulcani, Benne Holwerda, Boris H\"au{\ss}ler, Marina Vika, Rebecca Kennedy, Sarah Brough, Steven P. Bamford

arxiv:1608.03495 v1 · 2016-08-11 · 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{Z3AWVOJPSYGJHQ6FFXPV6KFTXC}

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	2026-05-18T01:03:44.907263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cec16ab92f960c93c3c52ddf5f28b3b8b288504e2099b4d1206283c28d7239da

Aliases

arxiv: 1608.03495 · arxiv_version: 1608.03495v1 · doi: 10.48550/arxiv.1608.03495 · pith_short_12: Z3AWVOJPSYGJ · pith_short_16: Z3AWVOJPSYGJHQ6F · pith_short_8: Z3AWVOJP

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/Z3AWVOJPSYGJHQ6FFXPV6KFTXC \
  | 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: cec16ab92f960c93c3c52ddf5f28b3b8b288504e2099b4d1206283c28d7239da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0bf813217650aa4f679c252aaea83cda627c187834c1b47998c62802ccca7ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-08-11T15:06:30Z",
    "title_canon_sha256": "d522ea65137b60dd5896545cecb5b338bc6b88cdcd9afc44e26f8da0ea28ff6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03495",
    "kind": "arxiv",
    "version": 1
  }
}