Pith Number

pith:HQC2X6YR

pith:2019:HQC2X6YR6EQ4QM2EU46VDQIH4W

not attested not anchored not stored refs pending

The chemical evolution of r-process elements from neutron star mergers: the role of a 2-phase interstellar medium

David H. Weinberg, Ralph Sch\"onrich

arxiv:1901.09938 v2 · 2019-01-28 · astro-ph.GA · 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{HQC2X6YR6EQ4QM2EU46VDQIH4W}

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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.

Cited by

1 paper in Pith

Inferring the role of binary neutron star mergers in r-process nucleosynthesis with multi-messenger observations using Cosmic Explorer and Einstein Telescope

Receipt and verification

First computed	2026-05-17T23:44:57.591625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c05abfb11f121c83344a73d51c107e5b949a5b5959c7cc41dcd5df70e12b5f2

Aliases

arxiv: 1901.09938 · arxiv_version: 1901.09938v2 · doi: 10.48550/arxiv.1901.09938 · pith_short_12: HQC2X6YR6EQ4 · pith_short_16: HQC2X6YR6EQ4QM2E · pith_short_8: HQC2X6YR

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/HQC2X6YR6EQ4QM2EU46VDQIH4W \
  | 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: 3c05abfb11f121c83344a73d51c107e5b949a5b5959c7cc41dcd5df70e12b5f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aec675762e45094332c91fe6ee8c57c045fd167c9f787fb5681d36843ca21e51",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-28T19:00:06Z",
    "title_canon_sha256": "a5b76be1c008af7a5d49c060ac2ecd06a946a9256e08fce6f82f40f4125eb651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09938",
    "kind": "arxiv",
    "version": 2
  }
}