Pith Number

pith:TETSN4PZ

pith:2017:TETSN4PZ3TBGNRG4BFZQ2PNR7V

not attested not anchored not stored refs pending

A combined HST and XMM-Newton campaign for the magnetic O9.7 V star HD 54879: towards constraining the weak-wind problem of massive stars

A. A. C. Sander, H. Todt, I. Ilyin, L. M. Oskinova, P. Luckas, R. Hainich, S. Hubrig, S. P. J\"arvinen, T. Shenar, W.-R. Hamann

arxiv:1708.01261 v2 · 2017-08-03 · 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{TETSN4PZ3TBGNRG4BFZQ2PNR7V}

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	2026-05-18T00:32:39.548602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

992726f1f9dcc266c4dc09730d3db1fd7fbc727fdd955474c3cd5d4106fecf4d

Aliases

arxiv: 1708.01261 · arxiv_version: 1708.01261v2 · doi: 10.48550/arxiv.1708.01261 · pith_short_12: TETSN4PZ3TBG · pith_short_16: TETSN4PZ3TBGNRG4 · pith_short_8: TETSN4PZ

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/TETSN4PZ3TBGNRG4BFZQ2PNR7V \
  | 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: 992726f1f9dcc266c4dc09730d3db1fd7fbc727fdd955474c3cd5d4106fecf4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d02735a6b36f7760b02f067b5ca2eed9c60720a02df8cf410bb51bc16d72ea14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-03T18:00:09Z",
    "title_canon_sha256": "ebae110b7f9a3def379684626c21522c572282fc9e826c990da4092006833381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01261",
    "kind": "arxiv",
    "version": 2
  }
}