Pith Number

pith:7YZAJPS5

pith:2013:7YZAJPS54G6WEPVAK76WNTSXAK

not attested not anchored not stored refs pending

3D Smoothed Particle Hydrodynamics Models of Betelgeuse's Bow Shock

Jonathan Mackey, Norbert Langer, Shazrene Mohamed

arxiv:1303.4200 v1 · 2013-03-18 · 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{7YZAJPS54G6WEPVAK76WNTSXAK}

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	2026-05-18T02:31:12.214220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe3204be5de1bd623ea057fd66ce5702923390860a04e76ad0f182a85e8ad658

Aliases

arxiv: 1303.4200 · arxiv_version: 1303.4200v1 · doi: 10.48550/arxiv.1303.4200 · pith_short_12: 7YZAJPS54G6W · pith_short_16: 7YZAJPS54G6WEPVA · pith_short_8: 7YZAJPS5

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/7YZAJPS54G6WEPVAK76WNTSXAK \
  | 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: fe3204be5de1bd623ea057fd66ce5702923390860a04e76ad0f182a85e8ad658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaa3a4b19134336bbb6cc4a52f41514f98e5309966d75306d2193a63206c6e0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-18T10:38:32Z",
    "title_canon_sha256": "b51647d90feabc406635b1f3aa060ee6db206b7eafd5d2f6522f115935859020"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4200",
    "kind": "arxiv",
    "version": 1
  }
}