Pith Number

pith:5Z2VOXQH

pith:2000:5Z2VOXQHTTZUD4V5M2NGTJSHZQ

not attested not anchored not stored refs pending

Entropic-Acoustic instability in shocked accretion flows

M. Tagger (CEA-Saclay), T. Foglizzo

arxiv:astro-ph/0009193 v1 · 2000-09-13 · 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{5Z2VOXQHTTZUD4V5M2NGTJSHZQ}

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	2026-07-04T14:10:43.095464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee75575e079cf341f2bd669a69a647cc2d5a68c5d0b7d611226653ae142f74d3

Aliases

arxiv: astro-ph/0009193 · arxiv_version: astro-ph/0009193v1 · doi: 10.48550/arxiv.astro-ph/0009193 · pith_short_12: 5Z2VOXQHTTZU · pith_short_16: 5Z2VOXQHTTZUD4V5 · pith_short_8: 5Z2VOXQH

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/5Z2VOXQHTTZUD4V5M2NGTJSHZQ \
  | 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: ee75575e079cf341f2bd669a69a647cc2d5a68c5d0b7d611226653ae142f74d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dca05aeff1022df73b9061d36204eb1f63f3aaba9a5be88bc29f0cfb7b59ecf2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-09-13T09:02:05Z",
    "title_canon_sha256": "7fbc4fbf687403fcb12b57408788f505f238c8067f9c7daa2842348445b0235f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0009193",
    "kind": "arxiv",
    "version": 1
  }
}