Pith Number

pith:AAY6A7PV

pith:2009:AAY6A7PVVNZB7KU5XOPMRY7LW6

not attested not anchored not stored refs pending

SV Cen reveals its mystery

3), (3) Mount Suhora Astronomical Observatory, Astrophysics, Krakow, Krakow), Michal Siwak (1), Pedagogical University, Slavek Rucinski (1) ((1) Department of Astronomy, Stanislaw Zola (2, University of Toronto (2) Astronomical Observatory of the Jagiellonian University

arxiv:0909.5415 v1 · 2009-09-29 · 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{AAY6A7PVVNZB7KU5XOPMRY7LW6}

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	2026-07-04T15:53:17.077095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0031e07df5ab721faa9dbb9ec8e3ebb7a34272d1ae9362986ba306264b9b079b

Aliases

arxiv: 0909.5415 · arxiv_version: 0909.5415v1 · doi: 10.48550/arxiv.0909.5415 · pith_short_12: AAY6A7PVVNZB · pith_short_16: AAY6A7PVVNZB7KU5 · pith_short_8: AAY6A7PV

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/AAY6A7PVVNZB7KU5XOPMRY7LW6 \
  | 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: 0031e07df5ab721faa9dbb9ec8e3ebb7a34272d1ae9362986ba306264b9b079b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b7349ac4d802551e7ce888c8990967abdd18ebef4a2e0450f9ebb0f88e7b9f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-29T19:36:45Z",
    "title_canon_sha256": "5b552e434e9c6240e646c82049a028a362fc525ca5ab50cf1aa0e48fbd303497"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5415",
    "kind": "arxiv",
    "version": 1
  }
}