Pith Number

pith:3SZEYR4H

pith:2011:3SZEYR4HCKNVYTZGSZIWMFHWES

not attested not anchored not stored refs pending

The Galactic O-Star Spectral Survey (GOSSS) Project status and first results

Alfredo Sota, Emilio J. Alfaro, Jes\'us Ma\'iz Apell\'aniz, Julia I. Arias, Miguel Penad\'es Ordaz, Nidia I. Morrell, Nolan R. Walborn, Roberto C. Gamen, Rodolfo H. Barb\'a

arxiv:1101.3193 v2 · 2011-01-17 · 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{3SZEYR4HCKNVYTZGSZIWMFHWES}

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	2026-05-18T02:22:52.060085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcb24c4787129b5c4f2696516614f624976756a93669c0344c9306aa7b5e379f

Aliases

arxiv: 1101.3193 · arxiv_version: 1101.3193v2 · doi: 10.48550/arxiv.1101.3193 · pith_short_12: 3SZEYR4HCKNV · pith_short_16: 3SZEYR4HCKNVYTZG · pith_short_8: 3SZEYR4H

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/3SZEYR4HCKNVYTZGSZIWMFHWES \
  | 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: dcb24c4787129b5c4f2696516614f624976756a93669c0344c9306aa7b5e379f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16126a4cbd8719ea4af31f0f4519618f5b475bbb18ded7c867ca2d8387bb7563",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-17T12:28:29Z",
    "title_canon_sha256": "3f568f95248bf1847b5eec573bac399dc627dfd2b64037969d76e47896cc01f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3193",
    "kind": "arxiv",
    "version": 2
  }
}