Pith Number

pith:7SSIKN2B

pith:2018:7SSIKN2BSQIONWN5EWBQHUSMM2

not attested not anchored not stored refs pending

H-He Shell Interactions and Nucleosynthesis in Massive Population III Stars

Falk Herwig, Huaqing Mao, Marco Pignatari, Ondrea Clarkson, Paul Woodward, Robert Andrassy

arxiv:1810.12259 v1 · 2018-10-29 · 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{7SSIKN2BSQIONWN5EWBQHUSMM2}

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	2026-07-05T00:31:43.584977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fca48537419410e6d9bd258303d24c6695987342f52d85796e4f4c9a1602167e

Aliases

arxiv: 1810.12259 · arxiv_version: 1810.12259v1 · doi: 10.48550/arxiv.1810.12259 · pith_short_12: 7SSIKN2BSQIO · pith_short_16: 7SSIKN2BSQIONWN5 · pith_short_8: 7SSIKN2B

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/7SSIKN2BSQIONWN5EWBQHUSMM2 \
  | 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: fca48537419410e6d9bd258303d24c6695987342f52d85796e4f4c9a1602167e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dfefbe36a547c413c0f3f7c6e5b5ebb91a94f5f999b81a3df5191a808d6ea3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-29T17:14:02Z",
    "title_canon_sha256": "9ef68b6c302a96e6349ab88c2bcb3bdd20fa2afdf0f1decac61036452323c255"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12259",
    "kind": "arxiv",
    "version": 1
  }
}