Pith Number

pith:25B6ZRPF

pith:2021:25B6ZRPFBM7OYTAFIKAW3NCMBF

not attested not anchored not stored refs pending

An analysis of the spectroscopic signatures of layering in the ejecta of type Iax supernovae

F. P. Callan, J. H. Gillanders, K. Maguire, M. R. Magee, S. A. Sim

arxiv:2110.12294 v1 · 2021-10-23 · 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{25B6ZRPFBM7OYTAFIKAW3NCMBF}

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	2026-07-05T03:32:24.636939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d743ecc5e50b3eec4c0542816db44c097aab72a82580b5d592408d0cffddb794

Aliases

arxiv: 2110.12294 · arxiv_version: 2110.12294v1 · doi: 10.48550/arxiv.2110.12294 · pith_short_12: 25B6ZRPFBM7O · pith_short_16: 25B6ZRPFBM7OYTAF · pith_short_8: 25B6ZRPF

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/25B6ZRPFBM7OYTAFIKAW3NCMBF \
  | 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: d743ecc5e50b3eec4c0542816db44c097aab72a82580b5d592408d0cffddb794

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "603ee2966f16665b6bf67fff68a0dbed6072adcc2989d4d09782c10307c48117",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-10-23T20:29:08Z",
    "title_canon_sha256": "acd8670ce2a7e137f5125a5aaffbdc4add2ea541fc2c09f8e4bd58877a3b56d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.12294",
    "kind": "arxiv",
    "version": 1
  }
}