Pith Number

pith:QXYTAD2A

pith:2010:QXYTAD2AD23EOXOUVW3DDJ6HQG

not attested not anchored not stored refs pending

On the multiplicity of the zero-age main-sequence O star Herschel 36

Alfredo Sota, Christian Moni Bidin, Emilio J. Alfaro, Jesus Maiz Apellaniz, Julia I. Arias, Nidia I. Morrell, Nolan R. Walborn, Roberto C. Gamen, Rodolfo H. Barba

arxiv:1001.3892 v1 · 2010-01-21 · 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{QXYTAD2AD23EOXOUVW3DDJ6HQG}

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	2026-05-18T02:09:31.290388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f1300f401eb6475dd4adb631a7c7819b8b73688245a2df774e7ebd8ba4aa33

Aliases

arxiv: 1001.3892 · arxiv_version: 1001.3892v1 · doi: 10.48550/arxiv.1001.3892 · pith_short_12: QXYTAD2AD23E · pith_short_16: QXYTAD2AD23EOXOU · pith_short_8: QXYTAD2A

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/QXYTAD2AD23EOXOUVW3DDJ6HQG \
  | 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: 85f1300f401eb6475dd4adb631a7c7819b8b73688245a2df774e7ebd8ba4aa33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fedb45581f036643f8c76473ddb81b8722d8b4bc1dba3bd41ebfcb163c3ccd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-01-21T21:49:08Z",
    "title_canon_sha256": "35c8649fc0b952f6dd5a1c15b2e2919cf2d4f5d7304035d5f5099de03b21df76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.3892",
    "kind": "arxiv",
    "version": 1
  }
}