Pith Number

pith:N2TOGGWJ

pith:2019:N2TOGGWJFDK7TXQGXDEN7VPPD7

not attested not anchored not stored refs pending

Constraining Collapsar r-Process Models through Stellar Abundances

Enrico Ramirez-Ruiz, Phillip Macias

arxiv:1905.04315 v1 · 2019-05-10 · 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{N2TOGGWJFDK7TXQGXDEN7VPPD7}

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	2026-05-17T23:44:18.701418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ea6e31ac928d5f9de06b8c8dfd5ef1fd4f07059b944dad7efe1a1d781fc10bd

Aliases

arxiv: 1905.04315 · arxiv_version: 1905.04315v1 · doi: 10.48550/arxiv.1905.04315 · pith_short_12: N2TOGGWJFDK7 · pith_short_16: N2TOGGWJFDK7TXQG · pith_short_8: N2TOGGWJ

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/N2TOGGWJFDK7TXQGXDEN7VPPD7 \
  | 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: 6ea6e31ac928d5f9de06b8c8dfd5ef1fd4f07059b944dad7efe1a1d781fc10bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1e3e27acf4661436e1217396a09a4650c57117d2dff2f155cc7c0d2a27675fb",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-05-10T18:00:04Z",
    "title_canon_sha256": "748ac292c8c7c0c2bd67ebeb8ba094658f5b017d1071b519acae4bf0db4e4ecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04315",
    "kind": "arxiv",
    "version": 1
  }
}