Pith Number

pith:563Z7XF3

pith:2001:563Z7XF3PUG53LLFNGTHJ6TSMU

not attested not anchored not stored refs pending

Entropic-acoustic instability of shocked Bondi accretion I. What does perturbed Bondi accretion sound like ?

T. Foglizzo

arxiv:astro-ph/0101056 v1 · 2001-01-04 · 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{563Z7XF3PUG53LLFNGTHJ6TSMU}

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	2026-07-04T16:22:31.860015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efb79fdcbb7d0dddad6569a674fa7265360c087c4d0437761d2659def51b3dd8

Aliases

arxiv: astro-ph/0101056 · arxiv_version: astro-ph/0101056v1 · doi: 10.48550/arxiv.astro-ph/0101056 · pith_short_12: 563Z7XF3PUG5 · pith_short_16: 563Z7XF3PUG53LLF · pith_short_8: 563Z7XF3

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/563Z7XF3PUG53LLFNGTHJ6TSMU \
  | 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: efb79fdcbb7d0dddad6569a674fa7265360c087c4d0437761d2659def51b3dd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36126a0e31a1b9d8fdd9551b18a96a50d8cb2937387e2ffb26dde75879ca9b40",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-04T12:04:58Z",
    "title_canon_sha256": "754c196b5b63957d5315808037855d40c7b2f86ab110145de7463aa7f972601e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101056",
    "kind": "arxiv",
    "version": 1
  }
}