Pith Number

pith:WWEIXPFD

pith:2016:WWEIXPFD3BUEKEVSWF4C6E4T2L

not attested not anchored not stored refs pending

Long-period variations in the radial velocity of spectroscopic binary m giant mu ursae majoris

Artie P. Hatzes, Byeong-Cheol Lee, David E. Mkrtichian, Gwanghui Jeong, Inwoo Han, Kang-Min Kim, Myeong-Gu Park

arxiv:1602.07011 v1 · 2016-02-23 · 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	2026-05-18T01:16:40.593751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5888bbca3d8684512b2b1782f1393d2ef0e1f84f54902a7a544fb82b8de6822

Aliases

arxiv: 1602.07011 · arxiv_version: 1602.07011v1 · doi: 10.48550/arxiv.1602.07011 · pith_short_12: WWEIXPFD3BUE · pith_short_16: WWEIXPFD3BUEKEVS · pith_short_8: WWEIXPFD

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/WWEIXPFD3BUEKEVSWF4C6E4T2L \
  | 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: b5888bbca3d8684512b2b1782f1393d2ef0e1f84f54902a7a544fb82b8de6822

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c36a5cac18706750ad75a301e04cab62442e80f19752816433c69d17f356f88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-02-23T02:01:47Z",
    "title_canon_sha256": "dbb91a1d5b9ded68dfa8cb79ac8a78ae79953b4f166f00c32fe77b8de88a1288"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07011",
    "kind": "arxiv",
    "version": 1
  }
}