Pith Number

pith:J4TPXVMI

pith:2019:J4TPXVMI54LF4VNXGVZSHGYXFC

not attested not anchored not stored refs pending

Using failed supernovae to constrain the Galactic r-process element production

B. C\^ot\'e, B. Wehmeyer, C. Frohlich, F.-K. Thielemann, M. Pignatari

arxiv:1908.05617 v1 · 2019-08-15 · 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{J4TPXVMI54LF4VNXGVZSHGYXFC}

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	2026-07-04T23:56:54.352962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f26fbd588ef165e55b73573239b17289901bd12faaa8271b455aa6202ef5c54

Aliases

arxiv: 1908.05617 · arxiv_version: 1908.05617v1 · doi: 10.48550/arxiv.1908.05617 · pith_short_12: J4TPXVMI54LF · pith_short_16: J4TPXVMI54LF4VNX · pith_short_8: J4TPXVMI

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/J4TPXVMI54LF4VNXGVZSHGYXFC \
  | 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: 4f26fbd588ef165e55b73573239b17289901bd12faaa8271b455aa6202ef5c54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22662fbea01efed65f995de481d2e4b4d2a90a2be8981bde080de07f36b79b98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-15T16:04:26Z",
    "title_canon_sha256": "1352d54919e9a926e9689da79440964f6187b90d7901024f5e770eb84ff2f7ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05617",
    "kind": "arxiv",
    "version": 1
  }
}