Pith Number

pith:HAMKH2J4

pith:2018:HAMKH2J4VPNO6JL6S4EAZ3IJQL

not attested not anchored not stored refs pending

K2 space photometry reveals rotational modulation and stellar pulsations in chemically peculiar A and B stars

B. Buysschaert, C. Aerts, C. Neiner, D. M. Bowman, M. E. Oksala, P. I. P\'apics

arxiv:1805.01799 v2 · 2018-05-04 · 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{HAMKH2J4VPNO6JL6S4EAZ3IJQL}

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	2026-05-18T00:07:34.507273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3818a3e93cabdaef257e97080ced0982ea9ec4713db41fe7a10e4dbd99d33ee8

Aliases

arxiv: 1805.01799 · arxiv_version: 1805.01799v2 · doi: 10.48550/arxiv.1805.01799 · pith_short_12: HAMKH2J4VPNO · pith_short_16: HAMKH2J4VPNO6JL6 · pith_short_8: HAMKH2J4

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/HAMKH2J4VPNO6JL6S4EAZ3IJQL \
  | 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: 3818a3e93cabdaef257e97080ced0982ea9ec4713db41fe7a10e4dbd99d33ee8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ade65958de51e5b1d7e7a8135366526400c0cf0c291cc817c79bcc89131df134",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-04T14:20:34Z",
    "title_canon_sha256": "cd4470fa12dff6ec85841f02d1f3e41d924a704210a3cb112b99c95acabc3ce7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01799",
    "kind": "arxiv",
    "version": 2
  }
}