Pith Number

pith:QSP4XIH6

pith:2017:QSP4XIH6VHNAHVCVVJQMFNHS36

not attested not anchored not stored refs pending

Hot gas around SN 1998bw: Inferring the progenitor from its environment

Hanindyo Kuncarayakti, Jindra Gensior, Joseph P. Anderson, Llu\'is Galbany, Patricia Schady, Thomas Kr\"uhler

arxiv:1702.05430 v2 · 2017-02-15 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSP4XIH6VHNAHVCVVJQMFNHS36}

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	2026-05-18T00:42:01.844248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849fcba0fea9da03d455aa60c2b4f2dfa22bed3a259ade21b8e7e1894741f20b

Aliases

arxiv: 1702.05430 · arxiv_version: 1702.05430v2 · doi: 10.48550/arxiv.1702.05430 · pith_short_12: QSP4XIH6VHNA · pith_short_16: QSP4XIH6VHNAHVCV · pith_short_8: QSP4XIH6

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/QSP4XIH6VHNAHVCVVJQMFNHS36 \
  | 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: 849fcba0fea9da03d455aa60c2b4f2dfa22bed3a259ade21b8e7e1894741f20b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51003d3ca87438320ed193e49681770d9c77fe85bc1c05bd7fb92a14cfe0ca0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-02-15T20:00:23Z",
    "title_canon_sha256": "94f3d2d7617b9fccf3a34aa2143651158df287db20565795d891b40416a95642"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05430",
    "kind": "arxiv",
    "version": 2
  }
}