Pith Number

pith:ZHMXHGHQ

pith:2026:ZHMXHGHQARFLTLVRG6M7KDE6D6

not attested not anchored not stored refs pending

Active galactic nuclei are not responsible for systematics in the empirical properties of type Ia supernovae

Peter Clark

arxiv:2607.08604 v1 · 2026-07-09 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHMXHGHQARFLTLVRG6M7KDE6D6}

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	2026-07-10T01:19:54.872486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9d97398f0044ab9aeb13799f50c9e1f9f2121dcb70ceb427c1a892277c3fdc9

Aliases

arxiv: 2607.08604 · arxiv_version: 2607.08604v1 · doi: 10.48550/arxiv.2607.08604 · pith_short_12: ZHMXHGHQARFL · pith_short_16: ZHMXHGHQARFLTLVR · pith_short_8: ZHMXHGHQ

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/ZHMXHGHQARFLTLVRG6M7KDE6D6 \
  | 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: c9d97398f0044ab9aeb13799f50c9e1f9f2121dcb70ceb427c1a892277c3fdc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71af2d78913f2559fadd9f08108d9889f093f470111203a39d401278c737a500",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-09T15:34:03Z",
    "title_canon_sha256": "f01e8747beb5d9fb78ba659e8e884c4fbd753d7b4a1f669e5f7472cdbc108985"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08604",
    "kind": "arxiv",
    "version": 1
  }
}