Pith Number

pith:EPFU2OQM

pith:2018:EPFU2OQM2G33HCFXYB42YWGFHD

not attested not anchored not stored refs pending

Galactic Simulations of r-process Elemental Abundances

Chiaki Kobayashi, Christopher Haynes

arxiv:1809.10991 v3 · 2018-09-28 · 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{EPFU2OQM2G33HCFXYB42YWGFHD}

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	2026-05-17T23:58:03.666101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23cb4d3a0cd1b7b388b7c079ac58c538fcae55314985853a63fd935af719dce3

Aliases

arxiv: 1809.10991 · arxiv_version: 1809.10991v3 · doi: 10.48550/arxiv.1809.10991 · pith_short_12: EPFU2OQM2G33 · pith_short_16: EPFU2OQM2G33HCFX · pith_short_8: EPFU2OQM

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/EPFU2OQM2G33HCFXYB42YWGFHD \
  | 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: 23cb4d3a0cd1b7b388b7c079ac58c538fcae55314985853a63fd935af719dce3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64ec83321d47835d8f230f29c4bc5eba140efa7b2cbc93fe570acfa31c5e65e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-28T12:35:12Z",
    "title_canon_sha256": "36027846e742fff77ccbca457a9fbebf8eeeae15fbee0e119640eab1ba30630f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10991",
    "kind": "arxiv",
    "version": 3
  }
}