Pith Number

pith:JZRNA5OL

pith:2021:JZRNA5OLQWPGMIOKEWVW5GJSJK

not attested not anchored not stored refs pending

Probing the low-mass end of the companion mass function for O-type stars

A. Rainot, H. Sana, H. Zinnecker, J.-B. LeBouquin, K. Kratter, L. A. Almeida, M. Reggiani, S. Caballero-Nieves, S. Lacour

arxiv:2112.10831 v1 · 2021-12-20 · astro-ph.SR · 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{JZRNA5OLQWPGMIOKEWVW5GJSJK}

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	2026-07-05T04:18:05.673123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e62d075cb859e6621ca25ab6e99324a8130a9a3e981037d4acc4c18d08be0f9

Aliases

arxiv: 2112.10831 · arxiv_version: 2112.10831v1 · doi: 10.48550/arxiv.2112.10831 · pith_short_12: JZRNA5OLQWPG · pith_short_16: JZRNA5OLQWPGMIOK · pith_short_8: JZRNA5OL

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/JZRNA5OLQWPGMIOKEWVW5GJSJK \
  | 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: 4e62d075cb859e6621ca25ab6e99324a8130a9a3e981037d4acc4c18d08be0f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d781ce9d01476ce5193a6268b20275d019bc7f2e603fc9dbb7273e3872b84701",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-12-20T19:54:06Z",
    "title_canon_sha256": "474aa85927f1947effdab6aab3ca9a86cd169ef251ac3732a83966ecc29addf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.10831",
    "kind": "arxiv",
    "version": 1
  }
}