Pith Number

pith:WF56K4VQ

pith:2005:WF56K4VQC4O4TAASB2ZC3L4MYF

not attested not anchored not stored refs pending

Bright OB stars in the Galaxy.II. Wind variability in O supergiants as traced by H-alpha

(2) Universitats-Sternwarte, (3) INAF-Osservatorio Astrofisico di Catania), Bulgarian National Astronomical Observatory, H. Markov (1) ((1) Institute of Astronomy, J. Puls (2), Munchen, N. Markova (1), S. Scuderi (3)

arxiv:astro-ph/0505613 v1 · 2005-05-31 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WF56K4VQC4O4TAASB2ZC3L4MYF}

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.

Cited by

1 paper in Pith

Gravity modes and potential evidence for Rossby Waves in late O-type supergiants

Receipt and verification

First computed	2026-07-04T16:52:28.265727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b17be572b0171dc980120eb22daf8cc15cc43c6ea0cb69701c3176b0c6861efb

Aliases

arxiv: astro-ph/0505613 · arxiv_version: astro-ph/0505613v1 · doi: 10.48550/arxiv.astro-ph/0505613 · pith_short_12: WF56K4VQC4O4 · pith_short_16: WF56K4VQC4O4TAAS · pith_short_8: WF56K4VQ

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/WF56K4VQC4O4TAASB2ZC3L4MYF \
  | 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: b17be572b0171dc980120eb22daf8cc15cc43c6ea0cb69701c3176b0c6861efb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3455984707f84addd0c9f6c34bbdf3828bc6f2101a304719ac6cd5ec4e28f6a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-31T09:03:58Z",
    "title_canon_sha256": "d3e4a2c4cab43bae8e9184bc65dba708035465f63b90c899a789d7b292a34419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505613",
    "kind": "arxiv",
    "version": 1
  }
}