Pith Number

pith:XLU7WEG2

pith:2026:XLU7WEG2QYHC6FHKXBCAVUPX3R

not attested not anchored not stored refs pending

Spectroscopy of a sample of RV Tauri stars without IR excess

Karina Korenika, Karlis Pukitis

arxiv:2601.04683 v2 · 2026-01-08 · 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{XLU7WEG2QYHC6FHKXBCAVUPX3R}

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	2026-07-23T01:24:19.893063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bae9fb10da860e2f14eab8440ad1f7dc57cbab60868c0729837346ecf653374b

Aliases

arxiv: 2601.04683 · arxiv_version: 2601.04683v2 · doi: 10.48550/arxiv.2601.04683 · pith_short_12: XLU7WEG2QYHC · pith_short_16: XLU7WEG2QYHC6FHK · pith_short_8: XLU7WEG2

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/XLU7WEG2QYHC6FHKXBCAVUPX3R \
  | 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: bae9fb10da860e2f14eab8440ad1f7dc57cbab60868c0729837346ecf653374b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d6b191b57a7ea164dc0fd61e04e5a85c4151fcbec823faaec7dd484c5ab88f4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-01-08T07:51:47Z",
    "title_canon_sha256": "5f83ec92de23a9e97ed6157c122f41565dcd688156f588803a2f5a4bd2d61046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.04683",
    "kind": "arxiv",
    "version": 2
  }
}