Pith Number

pith:PBMOUNOV

pith:2019:PBMOUNOVLM6RTODTOH3BIM5TYS

not attested not anchored not stored refs pending

The mass-metallicity relation of local active galaxies

Adam D. Thomas, Andrew M. Hopkins, Brent A. Groves, Lisa J. Kewley, Michael A. Dopita, Ralph S. Sutherland

arxiv:1902.06368 v1 · 2019-02-18 · 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{PBMOUNOVLM6RTODTOH3BIM5TYS}

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	2026-05-17T23:49:38.976366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7858ea35d55b3d19b87371f61433b3c49ca44080aafcfe534573b7e6278fec8d

Aliases

arxiv: 1902.06368 · arxiv_version: 1902.06368v1 · doi: 10.48550/arxiv.1902.06368 · pith_short_12: PBMOUNOVLM6R · pith_short_16: PBMOUNOVLM6RTODT · pith_short_8: PBMOUNOV

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/PBMOUNOVLM6RTODTOH3BIM5TYS \
  | 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: 7858ea35d55b3d19b87371f61433b3c49ca44080aafcfe534573b7e6278fec8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9293f827f42d83c7e674ca442e5de5567845d1aee8f7dec502458dd04ff0508c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-18T01:09:37Z",
    "title_canon_sha256": "702fa461246a4cc6dcf3a9914499c67ba3e414b0452461dde2c97537102f2788"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06368",
    "kind": "arxiv",
    "version": 1
  }
}