Pith Number

pith:GZPNFAFL

pith:2018:GZPNFAFL6G7GJJX4ATVU6UWMNH

not attested not anchored not stored refs pending

Rotation of the asymptotic giant branch star R Doradus

A. Baudry, E. De Beck, E.M.L. Humphreys, E. Villaver, G. Garcia-Segura, H. Olofsson, M. Maercker, S. Ramstedt, T. Khouri, W.H.T. Vlemmings

arxiv:1804.04709 v1 · 2018-04-12 · 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{GZPNFAFL6G7GJJX4ATVU6UWMNH}

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	2026-05-18T00:14:45.865915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

365ed280abf1be64a6fc04eb4f52cc69fa7ab554ec3fde26af779cee3b9139b4

Aliases

arxiv: 1804.04709 · arxiv_version: 1804.04709v1 · doi: 10.48550/arxiv.1804.04709 · pith_short_12: GZPNFAFL6G7G · pith_short_16: GZPNFAFL6G7GJJX4 · pith_short_8: GZPNFAFL

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/GZPNFAFL6G7GJJX4ATVU6UWMNH \
  | 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: 365ed280abf1be64a6fc04eb4f52cc69fa7ab554ec3fde26af779cee3b9139b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c201f5a1e237cdec12705838f7e589ca181ea42fbf87763c959819753f8e142",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-12T20:01:26Z",
    "title_canon_sha256": "1668d2737a6aae0fbd244d8ffb9c3d8282d66bf30aed4b01396867685b2c2fac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04709",
    "kind": "arxiv",
    "version": 1
  }
}