Pith Number

pith:I45ULUE5

pith:2019:I45ULUE5GODS25VOHWSPJOU7H3

not attested not anchored not stored refs pending

The onset of the AGB wind tied to a transition between sequences in the period-luminosity diagram

Iain McDonald, Michele Trabucchi

arxiv:1901.06325 v1 · 2019-01-18 · 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{I45ULUE5GODS25VOHWSPJOU7H3}

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	2026-05-17T23:54:15.209656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473b45d09d33872d76ae3da4f4ba9f3ec5739382a848cb1550051de559986d07

Aliases

arxiv: 1901.06325 · arxiv_version: 1901.06325v1 · doi: 10.48550/arxiv.1901.06325 · pith_short_12: I45ULUE5GODS · pith_short_16: I45ULUE5GODS25VO · pith_short_8: I45ULUE5

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/I45ULUE5GODS25VOHWSPJOU7H3 \
  | 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: 473b45d09d33872d76ae3da4f4ba9f3ec5739382a848cb1550051de559986d07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a17f2673f0d2d6bf3b1682c6ba34097fb371a8ecd898dd2b7748abff03ba05c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-18T16:27:38Z",
    "title_canon_sha256": "b6aa4408c048646f2e7b8d5e231c5dcf4866d2a8c288a17fa8cc501ce5a8537d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06325",
    "kind": "arxiv",
    "version": 1
  }
}