Pith Number

pith:PWKJEQLW

pith:2015:PWKJEQLWGLVNE2VZ4E53PEPFQD

not attested not anchored not stored refs pending

Spectroscopic study of red giants in the Kepler field with asteroseismologically established evolutionary status and stellar parameters

Akito Tajitsu, Yoichi Takeda

arxiv:1503.07595 v1 · 2015-03-26 · 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{PWKJEQLWGLVNE2VZ4E53PEPFQD}

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	2026-05-18T01:40:49.821838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d9492417632ead26ab9e13bb791e580fe69843be70ccb6d5d8cde9f476d2727

Aliases

arxiv: 1503.07595 · arxiv_version: 1503.07595v1 · doi: 10.48550/arxiv.1503.07595 · pith_short_12: PWKJEQLWGLVN · pith_short_16: PWKJEQLWGLVNE2VZ · pith_short_8: PWKJEQLW

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/PWKJEQLWGLVNE2VZ4E53PEPFQD \
  | 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: 7d9492417632ead26ab9e13bb791e580fe69843be70ccb6d5d8cde9f476d2727

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6b4d8f64bde2c508d0e798fcf1e2fe1edd0ac5677559db3d7345e22c1e3fa06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-26T01:43:12Z",
    "title_canon_sha256": "3b154167fe0ad5ac40f1ba140e32ddd3ec3c1a15448880dd5e5dffea1c0ebc30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07595",
    "kind": "arxiv",
    "version": 1
  }
}