Pith Number

pith:T7MT35Z7

pith:2016:T7MT35Z737CBML4GECR3ZI5CPR

not attested not anchored not stored refs pending

The occurrence of Binary Evolution Pulsators in the classical instability strip of RR Lyrae and Cepheid variables

G. Pietrzy\'nski, G. Wiktorowicz, K. Belczynski, K. I{\l}kiewicz, K. St\k{e}pie\'n, P. Karczmarek, R. Smolec, W. Gieren

arxiv:1612.00465 v2 · 2016-12-01 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7MT35Z737CBML4GECR3ZI5CPR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:52:13.545122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fd93df73fdfc4162f8620a3bca3a27c69884ca1f7b1bfbebe3610f9e2b6adc0

Aliases

arxiv: 1612.00465 · arxiv_version: 1612.00465v2 · doi: 10.48550/arxiv.1612.00465 · pith_short_12: T7MT35Z737CB · pith_short_16: T7MT35Z737CBML4G · pith_short_8: T7MT35Z7

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/T7MT35Z737CBML4GECR3ZI5CPR \
  | 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: 9fd93df73fdfc4162f8620a3bca3a27c69884ca1f7b1bfbebe3610f9e2b6adc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b9c67c0cb63ae2163693ac6b5c857b5616bb67c34493ee637603abf86c6768c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-01T21:01:55Z",
    "title_canon_sha256": "c6841a63a5aa4098a2c69ed78a113384179d23ca6d23b53ad6e518ee6db9abb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00465",
    "kind": "arxiv",
    "version": 2
  }
}