Pith Number

pith:RAJ6MKCB

pith:2026:RAJ6MKCBIFQMRXLM6XTL3UKXBM

not attested not anchored not stored refs pending

Dust Without Na I D Trace: The Case of Highly Attenuated Type Ib SN 2024vjc

Andrea Pastorello, Andrea Reguitti, Avishay Gal-Yam, Chris Ashall, Claudia P. Guti\'errez, Dino Pierluigi Fugazza, Erkki Kankare, Giorgio Valerin, Giuliano Pignata, Hanindyo Kuncarayakti, Irene Salmaso, Javier Silva-Farf\'an, Jesper Sollerman, Joseph P. Anderson, Keiichi Maeda, Mariusz Gromadzki, Niko Pyykkinen, Priscila J. Pessi, Takashi Nagao, Thomas M. Reynolds, Ting-Wan Chen, Tom\'as E. M\"uller-Bravo

arxiv:2607.23690 v1 · 2026-07-26 · 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{RAJ6MKCBIFQMRXLM6XTL3UKXBM}

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	2026-07-28T01:23:05.922064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8813e628414160c8dd6cf5e6bdd1570b2687d5896e86d6df636af1506b5bc88f

Aliases

arxiv: 2607.23690 · arxiv_version: 2607.23690v1 · doi: 10.48550/arxiv.2607.23690 · pith_short_12: RAJ6MKCBIFQM · pith_short_16: RAJ6MKCBIFQMRXLM · pith_short_8: RAJ6MKCB

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/RAJ6MKCBIFQMRXLM6XTL3UKXBM \
  | 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: 8813e628414160c8dd6cf5e6bdd1570b2687d5896e86d6df636af1506b5bc88f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e91fddc9b3cefdac0047300810665cccad744f1574b51a4c42b27d8bdfd0a5d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-26T14:36:41Z",
    "title_canon_sha256": "daa5c1c38dfdd4b2bec00824c3480b08f9c842235c1152cfcb926ea3a75659c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23690",
    "kind": "arxiv",
    "version": 1
  }
}