Pith Number

pith:SEC4H5QF

pith:2008:SEC4H5QF7RUYAGINZHAHP3SBQC

not attested not anchored not stored refs pending

Identifying Deficiencies of Standard Accretion Disk Theory: Lessons from a Mean-Field Approach

Alexander Hubbard, Eric G. Blackman

arxiv:0808.3378 v1 · 2008-08-25 · 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{SEC4H5QF7RUYAGINZHAHP3SBQC}

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	2026-05-18T02:15:42.779823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9105c3f605fc6980190dc9c077ee41808b8c68fd4546476d41667de45fe940de

Aliases

arxiv: 0808.3378 · arxiv_version: 0808.3378v1 · doi: 10.48550/arxiv.0808.3378 · pith_short_12: SEC4H5QF7RUY · pith_short_16: SEC4H5QF7RUYAGIN · pith_short_8: SEC4H5QF

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/SEC4H5QF7RUYAGINZHAHP3SBQC \
  | 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: 9105c3f605fc6980190dc9c077ee41808b8c68fd4546476d41667de45fe940de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df55e0993618d5b7f57d088e267810a30db4144e11e2df298837be60b55b77d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-25T16:12:12Z",
    "title_canon_sha256": "f032e3d4ead59866bc8d8e026d40b41c37d83f24f3ac138376e37a337ee612b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3378",
    "kind": "arxiv",
    "version": 1
  }
}