Pith Number

pith:HJS4NXOP

pith:2009:HJS4NXOPBSXS4VFU4S5CL3IC5M

not attested not anchored not stored refs pending

Viscous propagation of mass flow variability in accretion discs

A. A. Zdziarski, R. Kawabata, S. Mineshige

arxiv:0902.4530 v2 · 2009-02-26 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJS4NXOPBSXS4VFU4S5CL3IC5M}

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	2026-05-18T02:14:38.748129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a65c6ddcf0caf2e54b4e4ba25ed02eb0890cd33a736d0f783066d99532dff01

Aliases

arxiv: 0902.4530 · arxiv_version: 0902.4530v2 · doi: 10.48550/arxiv.0902.4530 · pith_short_12: HJS4NXOPBSXS · pith_short_16: HJS4NXOPBSXS4VFU · pith_short_8: HJS4NXOP

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/HJS4NXOPBSXS4VFU4S5CL3IC5M \
  | 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: 3a65c6ddcf0caf2e54b4e4ba25ed02eb0890cd33a736d0f783066d99532dff01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5c4af384c55922b0d1092444738b51107e319b8af34b4c33d9183ee9f2c5400",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-02-26T08:25:56Z",
    "title_canon_sha256": "a831a145bdb0b165885e5eced79cfa5677228d1a7c07b5b787e1150b2b95fee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4530",
    "kind": "arxiv",
    "version": 2
  }
}