Pith Number

pith:VYS5RH3H

pith:2026:VYS5RH3HGXMP77LJR4KLCJ53S2

not attested not anchored not stored refs pending

NLTE Spectral Modelling of the Nearby Stripped-Envelope Supernova 2024ehs

Anders Jerkstrand, Anjasha Gangopadhyay, Christoffer Fremling, Jesper Sollerman, Josiah Purdum, Ragnhild Lunnan, Se\'an J. Brennan, Stan Bartmentloo, Steve Schulze, Wilmer Sand Hellman

arxiv:2606.30796 v1 · 2026-06-29 · 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{VYS5RH3HGXMP77LJR4KLCJ53S2}

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	2026-07-01T00:17:17.188404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae25d89f6735d8fffd698f14b127bb96b325163f36f5302c6902e1585cdce410

Aliases

arxiv: 2606.30796 · arxiv_version: 2606.30796v1 · doi: 10.48550/arxiv.2606.30796 · pith_short_12: VYS5RH3HGXMP · pith_short_16: VYS5RH3HGXMP77LJ · pith_short_8: VYS5RH3H

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/VYS5RH3HGXMP77LJR4KLCJ53S2 \
  | 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: ae25d89f6735d8fffd698f14b127bb96b325163f36f5302c6902e1585cdce410

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18b7f99517a62eebedd91813a379ecb4303582b6ffea3f3a517e9ac7b4974d3d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-06-29T18:21:21Z",
    "title_canon_sha256": "195510efc4defdd0fff5ec903304bea419508907f79bca839f6e6e645dc2911d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30796",
    "kind": "arxiv",
    "version": 1
  }
}