Pith Number

pith:WGWEAKYW

pith:2025:WGWEAKYWTLGKGSAJYUPODQBFIV

not attested not anchored not stored refs pending

Ionized gas in NGC 4258: Exploring the AGN -- Star formation connection

B. Epinat, C. Robert, D. Fern\'andez-Arenas, Duarte Puertas, \'E. Mass\'e, G. Savard, L. Drissen, L. Rousseau-Nepton, P. Amram, R. Garner III, R. P. Martin, S. Vicens-Mouret

arxiv:2507.16153 v1 · 2025-07-22 · 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{WGWEAKYWTLGKGSAJYUPODQBFIV}

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	2026-07-05T11:41:04.078614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ac402b169acca34809c51ee1c025456c7429d4dc4031330109a90c303094a4

Aliases

arxiv: 2507.16153 · arxiv_version: 2507.16153v1 · doi: 10.48550/arxiv.2507.16153 · pith_short_12: WGWEAKYWTLGK · pith_short_16: WGWEAKYWTLGKGSAJ · pith_short_8: WGWEAKYW

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/WGWEAKYWTLGKGSAJYUPODQBFIV \
  | 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: b1ac402b169acca34809c51ee1c025456c7429d4dc4031330109a90c303094a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e95bf9d461bf1937d7b8a9f530181b2d5a2d84304b38afa495ae948ff6751a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-07-22T02:03:47Z",
    "title_canon_sha256": "ccb6307ad2b9e798e9286223c0de008d40c271f5751388e2f917a4349793116d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16153",
    "kind": "arxiv",
    "version": 1
  }
}