Pith Number

pith:VSSPZG33

pith:2009:VSSPZG335YDZB723AZVC3B5LPX

not attested not anchored not stored refs pending

Shock fronts in the symbiotic system BI Crucis

1), (2) Dept. of Astronomy, Israel, Italy), M. Contini (1), P. Rafanelli (2) ((1) School of Physics & Astronomy, R. Angeloni (2, Tel Aviv University, Univ. of Padova

arxiv:0903.3865 v1 · 2009-03-23 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSSPZG335YDZB723AZVC3B5LPX}

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	2026-05-18T02:14:26.556942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca4fc9b7bee0790ff5b066a2d87ab7def7ed2a6fd3cbe2711459b1633518192

Aliases

arxiv: 0903.3865 · arxiv_version: 0903.3865v1 · doi: 10.48550/arxiv.0903.3865 · pith_short_12: VSSPZG335YDZ · pith_short_16: VSSPZG335YDZB723 · pith_short_8: VSSPZG33

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/VSSPZG335YDZB723AZVC3B5LPX \
  | 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: aca4fc9b7bee0790ff5b066a2d87ab7def7ed2a6fd3cbe2711459b1633518192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38617443e49754651c77e9a06d583789be8535fc9f715c75ebb29644a79df18e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-23T14:33:14Z",
    "title_canon_sha256": "9e2ba9d3e2b1b4a597057852a5de0f9e6db1c7ee2c080225ad30bfc646f1c9c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3865",
    "kind": "arxiv",
    "version": 1
  }
}