Pith Number

pith:J6MZ3SR6

pith:2009:J6MZ3SR6SYIBQ7OYI5JTLH2UT5

not attested not anchored not stored refs pending

Revisiting the Flip-Flop Instability of Hoyle-Lyttleton Accretion

John M. Blondin, T. Chris Pope

arxiv:0905.2769 v1 · 2009-05-17 · 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{J6MZ3SR6SYIBQ7OYI5JTLH2UT5}

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	2026-07-04T15:47:24.226853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f999dca3e9610187dd84753359f549f7a2af5776d5056ebdd6847b044f2d20c

Aliases

arxiv: 0905.2769 · arxiv_version: 0905.2769v1 · doi: 10.48550/arxiv.0905.2769 · pith_short_12: J6MZ3SR6SYIB · pith_short_16: J6MZ3SR6SYIBQ7OY · pith_short_8: J6MZ3SR6

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/J6MZ3SR6SYIBQ7OYI5JTLH2UT5 \
  | 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: 4f999dca3e9610187dd84753359f549f7a2af5776d5056ebdd6847b044f2d20c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "432291c46ca5f922f30edfbf0642ae0194a3dd0b0ce9040789a225fe38f07a0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-05-17T21:05:53Z",
    "title_canon_sha256": "221437cc0a3b5b12f42e79b970467e4267bf6721caf4987294a96c65beeb2829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2769",
    "kind": "arxiv",
    "version": 1
  }
}