Pith Number

pith:YYUUHCXC

pith:2023:YYUUHCXCSWV6KCNILZSRHM6QUX

not attested not anchored not stored refs pending

Unravelling the Period Gap using LAMOST Chromospheric Activity Indices

Deepak Chahal, Devika Kamath, Paolo Ventura, Richard de Grijs, Xiaodian Chen

arxiv:2308.10539 v1 · 2023-08-21 · 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{YYUUHCXCSWV6KCNILZSRHM6QUX}

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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.

Cited by

1 paper in Pith

Hints of enhanced magnetic activity after the intermediate rotation period gap as traced by the chromospheric Ca ii infrared triplet

Receipt and verification

First computed	2026-07-05T06:46:34.185284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c629438ae295abe509a85e6513b3d0a5cbc03da7a42ddab579855951b0d34422

Aliases

arxiv: 2308.10539 · arxiv_version: 2308.10539v1 · doi: 10.48550/arxiv.2308.10539 · pith_short_12: YYUUHCXCSWV6 · pith_short_16: YYUUHCXCSWV6KCNI · pith_short_8: YYUUHCXC

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/YYUUHCXCSWV6KCNILZSRHM6QUX \
  | 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: c629438ae295abe509a85e6513b3d0a5cbc03da7a42ddab579855951b0d34422

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac8683a90ac143eb134e079c7cc620fbe06cfd95986d42c94219e171047d005",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-08-21T07:46:22Z",
    "title_canon_sha256": "140811a8abfac56e73301137eb07b133e95af48974c5c3675f6915169076106e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.10539",
    "kind": "arxiv",
    "version": 1
  }
}