Pith Number

pith:7PDYO2H4

pith:2018:7PDYO2H4CHJ4PIQUHOOVCWQ5HJ

not attested not anchored not stored refs pending

The pulsationally modulated radial crossover signature of the slowly rotating magnetic B-type star $\xi^1$ CMa

G. A. Wade, M. Shultz, O. Kochukhov, Th. Rivinius

arxiv:1804.07535 v1 · 2018-04-20 · astro-ph.SR

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

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	2026-05-18T00:17:02.935451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbc78768fc11d3c7a2143b9d515a1d3a79406520b797512d16fa95cb1b6c8a95

Aliases

arxiv: 1804.07535 · arxiv_version: 1804.07535v1 · doi: 10.48550/arxiv.1804.07535 · pith_short_12: 7PDYO2H4CHJ4 · pith_short_16: 7PDYO2H4CHJ4PIQU · pith_short_8: 7PDYO2H4

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/7PDYO2H4CHJ4PIQUHOOVCWQ5HJ \
  | 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: fbc78768fc11d3c7a2143b9d515a1d3a79406520b797512d16fa95cb1b6c8a95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d80d12875bcf45fd53e9e703a16f49cfc9aebb0b429bca4521190a77eb3ffda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-20T10:19:27Z",
    "title_canon_sha256": "cd027f9853466952603ab497c6e66fa9c525fb7086224d526fcc29027d6b3883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07535",
    "kind": "arxiv",
    "version": 1
  }
}