Pith Number

pith:S65Z6WOY

pith:2017:S65Z6WOYJBOBZHWL2DK6KPKFWA

not attested not anchored not stored refs pending

Numerical simulations and infrared spectro-interferometry reveal the wind collision region in gamma2 Velorum

A. Lamberts, A. Liermann, F. Massi, F. Millour, G. Duvert, G. Weigelt, L. Dessart, O. Chesneau, R. G. Petrov, T. Driebe, V. Girault, W. Finsterle, W. Schmutz

arxiv:1701.01124 v2 · 2017-01-04 · 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{S65Z6WOYJBOBZHWL2DK6KPKFWA}

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	2026-05-18T00:45:14.401056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97bb9f59d8485c1c9ecbd0d5e53d45b008e930a1b123089b800288b75258367c

Aliases

arxiv: 1701.01124 · arxiv_version: 1701.01124v2 · doi: 10.48550/arxiv.1701.01124 · pith_short_12: S65Z6WOYJBOB · pith_short_16: S65Z6WOYJBOBZHWL · pith_short_8: S65Z6WOY

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/S65Z6WOYJBOBZHWL2DK6KPKFWA \
  | 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: 97bb9f59d8485c1c9ecbd0d5e53d45b008e930a1b123089b800288b75258367c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f03ddb3f3872706537729317e2aae9d02dd6ba558564653ece4859e4cb938cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-04T19:04:49Z",
    "title_canon_sha256": "350f038a2298fa2a63adee2376a80e532809e8375ca81609f4384326be68fb28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01124",
    "kind": "arxiv",
    "version": 2
  }
}