Pith Number

pith:TAP7QLGO

pith:2013:TAP7QLGOBUMSN2BUP23RARRRX3

not attested not anchored not stored refs pending

Detecting activity cycles of late-type dwarfs in Kepler data

K. Ol\'ah, K. Vida

arxiv:1308.2641 v1 · 2013-08-12 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T01:48:16.245237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

981ff82cce0d1926e8347eb7104631bee3a63a4d3eefd1157c596d44993dca86

Aliases

arxiv: 1308.2641 · arxiv_version: 1308.2641v1 · doi: 10.48550/arxiv.1308.2641 · pith_short_12: TAP7QLGOBUMS · pith_short_16: TAP7QLGOBUMSN2BU · pith_short_8: TAP7QLGO

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/TAP7QLGOBUMSN2BUP23RARRRX3 \
  | 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: 981ff82cce0d1926e8347eb7104631bee3a63a4d3eefd1157c596d44993dca86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35024d016e87f318f9202159566c333c672f8bdff3c48e021989de545548f69a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-12T18:18:37Z",
    "title_canon_sha256": "670d3c1463500eef56ef54bed4c16f1eeb0f58cef618f2adf1abb8ffd26dde59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2641",
    "kind": "arxiv",
    "version": 1
  }
}