Pith Number

pith:WVALZY6L

pith:2018:WVALZY6LT5Y5M436TRDS7UFELG

not attested not anchored not stored refs pending

The Origin of Double-peaked Narrow Lines in Active Galactic Nuclei. IV. Association with Galaxy Mergers

Aaron Stemo, Francisco M\"uller-S\'anchez, Jeffrey A. Newman, Julia M. Comerford, Michael C. Cooper, Rebecca Nevin, R. Scott Barrows

arxiv:1810.11543 v1 · 2018-10-26 · 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{WVALZY6LT5Y5M436TRDS7UFELG}

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	2026-05-18T00:01:25.353322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b540bce3cb9f71d6737e9c472fd0a459915c88f2f1f78453207c5ed86ff4dfa8

Aliases

arxiv: 1810.11543 · arxiv_version: 1810.11543v1 · doi: 10.48550/arxiv.1810.11543 · pith_short_12: WVALZY6LT5Y5 · pith_short_16: WVALZY6LT5Y5M436 · pith_short_8: WVALZY6L

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/WVALZY6LT5Y5M436TRDS7UFELG \
  | 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: b540bce3cb9f71d6737e9c472fd0a459915c88f2f1f78453207c5ed86ff4dfa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e62d69e44754ed7b7e003f7ef6958999fb5d3518b977fb10d5517ee0d9e5a491",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-26T22:06:27Z",
    "title_canon_sha256": "8852c4d9e0a6671de42a6ed62ac05f578c3362ed5cb610eef6dfae078b5e8bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11543",
    "kind": "arxiv",
    "version": 1
  }
}