Pith Number

pith:4OSAAUS2

pith:2008:4OSAAUS22FPM52QOBNWZBWYY6E

not attested not anchored not stored refs pending

Low angular momentum flow model of Sgr A* activity

B. Czerny, M. Moscibrodzka

arxiv:0808.2883 v1 · 2008-08-21 · 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{4OSAAUS22FPM52QOBNWZBWYY6E}

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	2026-05-18T02:35:15.155086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3a400525ad15eceea0e0b6d90db18f1287c4f110a8618d472324d8d9905605e

Aliases

arxiv: 0808.2883 · arxiv_version: 0808.2883v1 · doi: 10.48550/arxiv.0808.2883 · pith_short_12: 4OSAAUS22FPM · pith_short_16: 4OSAAUS22FPM52QO · pith_short_8: 4OSAAUS2

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/4OSAAUS22FPM52QOBNWZBWYY6E \
  | 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: e3a400525ad15eceea0e0b6d90db18f1287c4f110a8618d472324d8d9905605e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e2129214cc88c85429dc0320bc2fd1ff6c6188a65c4a90c758a51410f3bc2e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-21T08:19:51Z",
    "title_canon_sha256": "69e26c33ed683802ec7838143dbdb133ace5b938a5f869cf73a117ab584c6672"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2883",
    "kind": "arxiv",
    "version": 1
  }
}