Pith Number

pith:XR4GBQYI

pith:2018:XR4GBQYIYXUML4XP4RHYIOHXZR

not attested not anchored not stored refs pending

Evolution of the Stellar Mass--Metallicity Relation - I: Galaxies in the z~0.4 Cluster Cl0024

Evan N. Kirby, Nicha Leethochawalit, Richard S. Ellis, Sean M. Moran, Tommaso Treu

arxiv:1802.09560 v1 · 2018-02-26 · 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{XR4GBQYIYXUML4XP4RHYIOHXZR}

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	2026-05-18T00:19:20.666975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc7860c308c5e8c5f2efe44f8438f7cc751ca97e3e54db1f623d8f58a9120170

Aliases

arxiv: 1802.09560 · arxiv_version: 1802.09560v1 · doi: 10.48550/arxiv.1802.09560 · pith_short_12: XR4GBQYIYXUM · pith_short_16: XR4GBQYIYXUML4XP · pith_short_8: XR4GBQYI

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/XR4GBQYIYXUML4XP4RHYIOHXZR \
  | 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: bc7860c308c5e8c5f2efe44f8438f7cc751ca97e3e54db1f623d8f58a9120170

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cccfb233ab77d9906b9aa31561670a92b93860a0ef93374e3b613765d0000738",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-26T19:06:50Z",
    "title_canon_sha256": "a025357ba3d9e71bef0f0bdd96fb467ad1d76b66bd1458a5f98b83e17742e173"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09560",
    "kind": "arxiv",
    "version": 1
  }
}