Pith Number

pith:WXDPS5SX

pith:2018:WXDPS5SXWG72XS27XTDEE3LW7I

not attested not anchored not stored refs pending

Proper identification of variable star V683 Cas

C. Benna, C. Di Lauro, D. Gardiol, G. Gasperi, G. Pettiti, I. Innocente, R. Nesci, R. Possemato, S. Corsato, S. Grasso

arxiv:1807.11933 v1 · 2018-07-31 · 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{WXDPS5SXWG72XS27XTDEE3LW7I}

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	2026-05-18T00:09:20.713071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c6f97657b1bfabcb5fbcc6426d76fa067c9e042129bdcd316530940869a62d

Aliases

arxiv: 1807.11933 · arxiv_version: 1807.11933v1 · doi: 10.48550/arxiv.1807.11933 · pith_short_12: WXDPS5SXWG72 · pith_short_16: WXDPS5SXWG72XS27 · pith_short_8: WXDPS5SX

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/WXDPS5SXWG72XS27XTDEE3LW7I \
  | 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: b5c6f97657b1bfabcb5fbcc6426d76fa067c9e042129bdcd316530940869a62d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb47fee42feb32a83c67fae0896d461f0688480138257f14fb8141cf6967e2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-31T17:47:09Z",
    "title_canon_sha256": "1f83e9163f1b576a5f21cd81be2eaafab945baa966177febdd43549a77e893ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11933",
    "kind": "arxiv",
    "version": 1
  }
}