Pith Number

pith:76C4DX2X

pith:2010:76C4DX2X64OHIWTTZTGTNWR7XP

not attested not anchored not stored refs pending

The absence of sub-minute periodicity in classical T Tauri stars

D. Buckley, D. O'Donoghue, H. M. G\"unther, H. Steinle, J. H. M. M. Schmitt, M. P. G. Hundertmark, N. Lewandowska, P. Vaisanen, S. Crawford

arxiv:1005.1885 v1 · 2010-05-11 · 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{76C4DX2X64OHIWTTZTGTNWR7XP}

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	2026-05-18T02:07:34.158676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff85c1df57f71c745a73cccd36da3fbbc9c2db776b48aa30f43124bf7bf1e8ac

Aliases

arxiv: 1005.1885 · arxiv_version: 1005.1885v1 · doi: 10.48550/arxiv.1005.1885 · pith_short_12: 76C4DX2X64OH · pith_short_16: 76C4DX2X64OHIWTT · pith_short_8: 76C4DX2X

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/76C4DX2X64OHIWTTZTGTNWR7XP \
  | 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: ff85c1df57f71c745a73cccd36da3fbbc9c2db776b48aa30f43124bf7bf1e8ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e1c7e416aaad4820fee1aa988cbde7877a7cf8910c78b8298f60f5557e9022",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-05-11T16:54:36Z",
    "title_canon_sha256": "4a19897a6a6048e0c6e26f9060a96077acc8f93ab66020bbfb2dd57c7be014cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1885",
    "kind": "arxiv",
    "version": 1
  }
}