Pith Number

pith:DHOPFL7D

pith:2012:DHOPFL7DOPAMGWKORBQ5JBHKF6

not attested not anchored not stored refs pending

The mass-loss dominated lives of the most massive stars

Jorick S. Vink (Armagh Observatory)

arxiv:1209.5939 v1 · 2012-09-26 · astro-ph.SR · astro-ph.CO · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHOPFL7DOPAMGWKORBQ5JBHKF6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:44:45.844722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19dcf2afe373c0c3594e8861d484ea2fbf333c2179b56d50aaccb5a7f5dc53e0

Aliases

arxiv: 1209.5939 · arxiv_version: 1209.5939v1 · doi: 10.48550/arxiv.1209.5939 · pith_short_12: DHOPFL7DOPAM · pith_short_16: DHOPFL7DOPAMGWKO · pith_short_8: DHOPFL7D

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/DHOPFL7DOPAMGWKORBQ5JBHKF6 \
  | 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: 19dcf2afe373c0c3594e8861d484ea2fbf333c2179b56d50aaccb5a7f5dc53e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "031de0272c5a61d57c3eaf38cef879fd60d7d904dcb3b21da9d8e7f655e1fc34",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-26T13:42:50Z",
    "title_canon_sha256": "b45c6741dd543dbe1fc8bfc9fd525f9b59e85149f59806fdac97c276921af842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5939",
    "kind": "arxiv",
    "version": 1
  }
}