Pith Number

pith:IQHYFBUS

pith:2021:IQHYFBUSN3F2GS25VEPXUSV2FZ

not attested not anchored not stored refs pending

Spot and Facula Activity Variations of the Eccentric Detached Eclipsing Binary KIC 8098300 Based on the Time-series Orbital Solutions

Chunqian Li, Hubiao Niu, Jianning Fu, Jiaxin Wang

arxiv:2110.14924 v1 · 2021-10-28 · 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{IQHYFBUSN3F2GS25VEPXUSV2FZ}

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	2026-07-05T03:53:09.132129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

440f8286926ecba34b5da91f7a4aba2e65f91bec574f44d8ffae75c752f443bc

Aliases

arxiv: 2110.14924 · arxiv_version: 2110.14924v1 · doi: 10.48550/arxiv.2110.14924 · pith_short_12: IQHYFBUSN3F2 · pith_short_16: IQHYFBUSN3F2GS25 · pith_short_8: IQHYFBUS

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/IQHYFBUSN3F2GS25VEPXUSV2FZ \
  | 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: 440f8286926ecba34b5da91f7a4aba2e65f91bec574f44d8ffae75c752f443bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae3f278757d1734830210012a986e56cb531b89811da1485d67824245b36e4f8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-10-28T07:20:16Z",
    "title_canon_sha256": "0aff23288089ff6fa88a3245c0dddf67916ef21a95c47687bdfb199c72f2ebb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14924",
    "kind": "arxiv",
    "version": 1
  }
}