Pith Number

pith:WWSMHI67

pith:1995:WWSMHI676AFHFXVZ423YCVAAYX

not attested not anchored not stored refs pending

T Tauri variability in the context of the beat-frequency model

G.F. Lewis, I.A. Bonnell, K.W. Smith

arxiv:astro-ph/9508079 v1 · 1995-08-17 · 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{WWSMHI676AFHFXVZ423YCVAAYX}

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	2026-05-18T01:12:44.105281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a4c3a3dff00a72deb9e6b7815400c5eb5cf8bf06efb47addf0abd7cb7784cc

Aliases

arxiv: astro-ph/9508079 · arxiv_version: astro-ph/9508079v1 · doi: 10.48550/arxiv.astro-ph/9508079 · pith_short_12: WWSMHI676AFH · pith_short_16: WWSMHI676AFHFXVZ · pith_short_8: WWSMHI67

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/WWSMHI676AFHFXVZ423YCVAAYX \
  | 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: b5a4c3a3dff00a72deb9e6b7815400c5eb5cf8bf06efb47addf0abd7cb7784cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07aedc96e7bda90cd59507d62646d8c98778cb018b4a33171af680b4b07d3ef1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-08-17T15:32:42Z",
    "title_canon_sha256": "b9b5a9a172ab92b9bda17e3bb4c7e8030c54162bbd913d6573ba319796547e90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9508079",
    "kind": "arxiv",
    "version": 1
  }
}