Pith Number

pith:TJ4YTI44

pith:2019:TJ4YTI44Y45ZZ4EUQ2K2W4VGHN

not attested not anchored not stored refs pending

The diverse lives of progenitors of hydrogen-rich core-collapse supernovae: the role of binary interaction

Alex de Koter, Emmanouil Zapartas, Iair Arcavi, Mathieu Renzo, Nathan Smith, Rob Farmer, Selma E. de Mink, Silvia Toonen, Stephen Justham, Ylva G\"otberg

arxiv:1907.06687 v1 · 2019-07-15 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TJ4YTI44Y45ZZ4EUQ2K2W4VGHN}

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	2026-07-05T00:12:02.878156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a7989a39cc73b9cf0948695ab72a63b4693c725acad23fc12046e91ab963106

Aliases

arxiv: 1907.06687 · arxiv_version: 1907.06687v1 · doi: 10.48550/arxiv.1907.06687 · pith_short_12: TJ4YTI44Y45Z · pith_short_16: TJ4YTI44Y45ZZ4EU · pith_short_8: TJ4YTI44

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/TJ4YTI44Y45ZZ4EUQ2K2W4VGHN \
  | 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: 9a7989a39cc73b9cf0948695ab72a63b4693c725acad23fc12046e91ab963106

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c43646739f2d6383da35ac9cf631cd8480a83d372413e367d0f3e0aca0b2c258",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-07-15T18:33:13Z",
    "title_canon_sha256": "0e1834b55d627d53e0de0192917d5b70e8d2dddecb07037597f5bea2d63a63e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06687",
    "kind": "arxiv",
    "version": 1
  }
}