Pith Number

pith:B3EF2IWN

pith:2018:B3EF2IWN4W3JYHNFEHXYI5JOIZ

not attested not anchored not stored refs pending

An Optical Study of Two VY Sculptoris-Type Cataclysmic Binary Stars: V704 And and RX J2338+431

Frank Haberl, John R. Thorstensen, Kathryn E. Weil

arxiv:1810.01472 v1 · 2018-10-02 · 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{B3EF2IWN4W3JYHNFEHXYI5JOIZ}

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	2026-05-18T00:01:28.006912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec85d22cde5b69c1da521ef84752e4656bcd16908b9f683a2c3829e2fee2396

Aliases

arxiv: 1810.01472 · arxiv_version: 1810.01472v1 · doi: 10.48550/arxiv.1810.01472 · pith_short_12: B3EF2IWN4W3J · pith_short_16: B3EF2IWN4W3JYHNF · pith_short_8: B3EF2IWN

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/B3EF2IWN4W3JYHNFEHXYI5JOIZ \
  | 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: 0ec85d22cde5b69c1da521ef84752e4656bcd16908b9f683a2c3829e2fee2396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e86c91d7e690e92f5ee043aee10b8e490ea9593e19af7c9552289ede92327f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-02T19:41:46Z",
    "title_canon_sha256": "d3ce3d58b4108d19f7bb96e92c3e83c725758c7433991aba8ba9228880a96761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01472",
    "kind": "arxiv",
    "version": 1
  }
}