Pith Number

pith:CG3S5E2B

pith:2016:CG3S5E2BKALCWEX7QW5ZCS5M3L

not attested not anchored not stored refs pending

First survey of Wolf-Rayet star populations over the full extension of nearby galaxies observed with CALIFA

A. I. D\'iaz, A. Monreal-Ibero, \'A. R. L\'opez-S\'anchez, C. J. Walcher, C. Kehrig, D. Mast, D. Miralles-Caballero, E. P\'erez-Montero, F. F. Rosales-Ortega, G. van de Ven, J. Barrera-Ballesteros, J. Falcon-Barroso, J. Iglesias-P\'aramo, J. M. V\'ilchez, L. Galbany, M. A. Mendoza, M. Lyubenova, R. Garc\'ia-Benito, R. M. Gonz\'alez Delgado, S. F. S\'anchez, S. Meidt, the CALIFA collaboration

arxiv:1605.03991 v1 · 2016-05-12 · 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{CG3S5E2BKALCWEX7QW5ZCS5M3L}

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	2026-05-18T01:08:41.359003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11b72e934150162b12ff85bb914bacdad49121c9cb3bc926ff541d53fa61f712

Aliases

arxiv: 1605.03991 · arxiv_version: 1605.03991v1 · doi: 10.48550/arxiv.1605.03991 · pith_short_12: CG3S5E2BKALC · pith_short_16: CG3S5E2BKALCWEX7 · pith_short_8: CG3S5E2B

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/CG3S5E2BKALCWEX7QW5ZCS5M3L \
  | 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: 11b72e934150162b12ff85bb914bacdad49121c9cb3bc926ff541d53fa61f712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "744da1385140b3467f1fce6bfe75a1469afe82f6778b9ec80d3ba54bd1fcfb8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-12T21:12:36Z",
    "title_canon_sha256": "0fdd188817fe63a25770b16a76c23a8808e347ff79a282ce74a71f247d597491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03991",
    "kind": "arxiv",
    "version": 1
  }
}