Pith Number

pith:EWMCFVT3

pith:2017:EWMCFVT3Q75XBHG5LEV6DNCEG4

not attested not anchored not stored refs pending

Studying the photometric and spectroscopic variability of the magnetic hot supergiant $\zeta$ Orionis Aa

A. David-Uraz, A.F.J. Moffat, A. Popowicz, B. Buysschaert, C. Aerts, C. Neiner, G.A. Wade, G. Handler, G.N. Whittaker, H. Pablo, M.E. Oksala, N.D. Richardson, R.E. Mennickent, R. Kuschnig, S. Legeza, T. Ramiaramanantsoa, W.W. Weiss

arxiv:1704.00576 v1 · 2017-04-03 · 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{EWMCFVT3Q75XBHG5LEV6DNCEG4}

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	2026-05-18T00:41:59.397683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259822d67b87fb709cdd592be1b4443735a2724d3378727866decd7e65b52feb

Aliases

arxiv: 1704.00576 · arxiv_version: 1704.00576v1 · doi: 10.48550/arxiv.1704.00576 · pith_short_12: EWMCFVT3Q75X · pith_short_16: EWMCFVT3Q75XBHG5 · pith_short_8: EWMCFVT3

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/EWMCFVT3Q75XBHG5LEV6DNCEG4 \
  | 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: 259822d67b87fb709cdd592be1b4443735a2724d3378727866decd7e65b52feb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad5aa4de80146156ba5ba8db21a71fd5dd89959bccd50cda337f8c4bcc39e57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-03T13:37:15Z",
    "title_canon_sha256": "b28f544e6c823e3241f07206cb5a78e4a00f52fe3dd8ab7a2721847e395d9800"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00576",
    "kind": "arxiv",
    "version": 1
  }
}