Pith Number

pith:4MG6SAPQ

pith:2014:4MG6SAPQBSSVWDSN7G2FTYQNUJ

not attested not anchored not stored refs pending

The properties of ten O-type stars in the low-metallicity galaxies IC 1613, WLM and NGC 3109

A. de Koter, F. Tramper, H. Sana, L. Kaper, O. H. Ramirez-Agudelo

arxiv:1410.0934 v1 · 2014-10-03 · 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{4MG6SAPQBSSVWDSN7G2FTYQNUJ}

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	2026-05-18T02:32:52.994641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e30de901f00ca55b0e4df9b459e20da26f2d4462b66ed0cf85705da2177f716f

Aliases

arxiv: 1410.0934 · arxiv_version: 1410.0934v1 · doi: 10.48550/arxiv.1410.0934 · pith_short_12: 4MG6SAPQBSSV · pith_short_16: 4MG6SAPQBSSVWDSN · pith_short_8: 4MG6SAPQ

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/4MG6SAPQBSSVWDSN7G2FTYQNUJ \
  | 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: e30de901f00ca55b0e4df9b459e20da26f2d4462b66ed0cf85705da2177f716f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97e2b20ced71444368e2545b4abf0dcc05887d96db74b7bcaeea027767edea48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-10-03T18:26:06Z",
    "title_canon_sha256": "fd7b37b64bd67b8df3db648246d09fcc3907874bfb9675d4b977fb1a436f05b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0934",
    "kind": "arxiv",
    "version": 1
  }
}