Pith Number

pith:HF4WWXM2

pith:2019:HF4WWXM2R7FU67HCFLC7RMGQJY

not attested not anchored not stored refs pending

3D simulations of clump formation in stellar wind collisions

Andreas Burkert, Christopher M. P. Russell, Diego Calder\'on, Joaqu\'in Prieto, Jorge Cuadra, Marc Schartmann

arxiv:1906.04181 v2 · 2019-06-10 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HF4WWXM2R7FU67HCFLC7RMGQJY}

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	2026-07-05T00:34:40.456030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39796b5d9a8fcb4f7ce22ac5f8b0d04e0098b3b57ee3989dc0b88a1a555e2323

Aliases

arxiv: 1906.04181 · arxiv_version: 1906.04181v2 · doi: 10.48550/arxiv.1906.04181 · pith_short_12: HF4WWXM2R7FU · pith_short_16: HF4WWXM2R7FU67HC · pith_short_8: HF4WWXM2

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/HF4WWXM2R7FU67HCFLC7RMGQJY \
  | 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: 39796b5d9a8fcb4f7ce22ac5f8b0d04e0098b3b57ee3989dc0b88a1a555e2323

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8069b112b94cd3126fe1c33cbab7ea3644038d249a262d385ccf036258ad45a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-06-10T18:00:00Z",
    "title_canon_sha256": "0f212bfdf638cb7736c02b001ddf6b699d5e1f11b8abf1affe2d765faa4dd1d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04181",
    "kind": "arxiv",
    "version": 2
  }
}