Pith Number

pith:RNAOAAVR

pith:2022:RNAOAAVRV4D5EDNQN3GDLHTFSR

not attested not anchored not stored refs pending

UBVRI photometry of Betelgeuse over 23 years since 1999

Daisuke Taniguchi, Naohiro Takanashi, Osamu Ohshima, Yojiro Ogane

arxiv:2211.04512 v1 · 2022-11-08 · 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{RNAOAAVRV4D5EDNQN3GDLHTFSR}

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	2026-07-05T05:14:38.775053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b40e002b1af07d20db06ecc359e659447850ed70196ff5f3c9ba74f1265e199

Aliases

arxiv: 2211.04512 · arxiv_version: 2211.04512v1 · doi: 10.48550/arxiv.2211.04512 · pith_short_12: RNAOAAVRV4D5 · pith_short_16: RNAOAAVRV4D5EDNQ · pith_short_8: RNAOAAVR

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/RNAOAAVRV4D5EDNQN3GDLHTFSR \
  | 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: 8b40e002b1af07d20db06ecc359e659447850ed70196ff5f3c9ba74f1265e199

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "592376dde211958c62525ec197254bd10ad701b5f4a232248a85461dee07197e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-11-08T19:12:35Z",
    "title_canon_sha256": "43af2eb26e7d50dccc7a0756daf63c07582fda61fcb910684ddc67fb6a0b79e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04512",
    "kind": "arxiv",
    "version": 1
  }
}