Pith Number

pith:WEZUBAW3

pith:2011:WEZUBAW32GRENJXXC5QGS5322N

not attested not anchored not stored refs pending

The Galactic O-Star Spectroscopic Survey. I. Classification System and Bright Northern Stars in the Blue-Violet at R~2500

A. Sota, E. J. Alfaro, J. I. Arias, J. Ma\'iz Apell\'aniz, N. I. Morrell, N. R. Walborn, R. C. Gamen, R. H. Barb\'a

arxiv:1101.4002 v1 · 2011-01-20 · astro-ph.GA · 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{WEZUBAW32GRENJXXC5QGS5322N}

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	2026-05-18T02:03:25.907837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1334082dbd1a246a6f7176069777ad36a6e4cff359b20961254198c3b3360af

Aliases

arxiv: 1101.4002 · arxiv_version: 1101.4002v1 · doi: 10.48550/arxiv.1101.4002 · pith_short_12: WEZUBAW32GRE · pith_short_16: WEZUBAW32GRENJXX · pith_short_8: WEZUBAW3

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/WEZUBAW32GRENJXXC5QGS5322N \
  | 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: b1334082dbd1a246a6f7176069777ad36a6e4cff359b20961254198c3b3360af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1fb87213eac2835e47ab4e96a5d38927a959ef78fcedb75546d473a76f80a53",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-01-20T19:51:56Z",
    "title_canon_sha256": "6fe81be55369553605c810f6f18e939d27b4379717babf6347a8b6071aa9cc96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4002",
    "kind": "arxiv",
    "version": 1
  }
}