Pith Number

pith:ERDDCR4O

pith:2026:ERDDCR4ONNIGHOCMAYZ7DM7T34

not attested not anchored not stored refs pending

The colour variability of low-z SNe Ia is entirely explained by dust

Konstantin Karchev, Marco Giunta, Roberto Trotta

arxiv:2606.06593 v1 · 2026-06-04 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERDDCR4ONNIGHOCMAYZ7DM7T34}

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	2026-06-08T00:03:46.302250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

244631478e6b5063b84c0633f1b3f3df0d7047c1fd499fecb8d90521efc0daee

Aliases

arxiv: 2606.06593 · arxiv_version: 2606.06593v1 · doi: 10.48550/arxiv.2606.06593 · pith_short_12: ERDDCR4ONNIG · pith_short_16: ERDDCR4ONNIGHOCM · pith_short_8: ERDDCR4O

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/ERDDCR4ONNIGHOCMAYZ7DM7T34 \
  | 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: 244631478e6b5063b84c0633f1b3f3df0d7047c1fd499fecb8d90521efc0daee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "813b343a82dff97d0a3dd0a3e0f73be8c1ef8b9399b3b3c394d0dacf81d6fcaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-04T18:00:04Z",
    "title_canon_sha256": "696afd9c0bc2552f2dc146bbf56f51870367c1f509200ccb981b3206a2c691ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06593",
    "kind": "arxiv",
    "version": 1
  }
}