Pith Number

pith:6I7AB636

pith:2010:6I7AB636G2TWT3YV6LMZQFALQP

not attested not anchored not stored refs pending

The Galactic O-Star Spectroscopic Survey (GOSSS)

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

arxiv:1010.5680 v2 · 2010-10-27 · 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{6I7AB636G2TWT3YV6LMZQFALQP}

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	2026-05-18T04:38:15.176468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f23e00fb7e36a769ef15f2d998140b83e99883492fd2401bb38a679db9d5f871

Aliases

arxiv: 1010.5680 · arxiv_version: 1010.5680v2 · doi: 10.48550/arxiv.1010.5680 · pith_short_12: 6I7AB636G2TW · pith_short_16: 6I7AB636G2TWT3YV · pith_short_8: 6I7AB636

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/6I7AB636G2TWT3YV6LMZQFALQP \
  | 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: f23e00fb7e36a769ef15f2d998140b83e99883492fd2401bb38a679db9d5f871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "157cb279e8e2890fcd99eb86404b443149f95d17ced35ed90791d56bd069d103",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-27T13:25:42Z",
    "title_canon_sha256": "73c341d42bb91daaaca6cd887ad118cabc0fbcc0f34dc726b63f87e768a1ceb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.5680",
    "kind": "arxiv",
    "version": 2
  }
}