Pith Number

pith:2HLYV2MM

pith:2025:2HLYV2MMJIO2IZTM6DKL4JK2BL

not attested not anchored not stored refs pending

Magellan Spectroscopy of AGNs in Low-mass Galaxies: Scaling Relations and a Triple-Peaked AGN

Amy E. Reines, Jenny Greene, Megan R. Sturm, Sheyda Salehirad

arxiv:2507.18703 v1 · 2025-07-24 · 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{2HLYV2MMJIO2IZTM6DKL4JK2BL}

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	2026-07-05T11:42:56.674079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1d78ae98c4a1da4666cf0d4be255a0ae18414f750095afae9d9da4c1bb6f3e8

Aliases

arxiv: 2507.18703 · arxiv_version: 2507.18703v1 · doi: 10.48550/arxiv.2507.18703 · pith_short_12: 2HLYV2MMJIO2 · pith_short_16: 2HLYV2MMJIO2IZTM · pith_short_8: 2HLYV2MM

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/2HLYV2MMJIO2IZTM6DKL4JK2BL \
  | 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: d1d78ae98c4a1da4666cf0d4be255a0ae18414f750095afae9d9da4c1bb6f3e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "363b23c76113a8ba877773042597802f263053300071dc49b7a91c7475d18d2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-07-24T18:00:04Z",
    "title_canon_sha256": "bc347823fd27f395411250b3d515d6e77106bee37aadfaeaa96f77cde89d4638"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18703",
    "kind": "arxiv",
    "version": 1
  }
}