Pith Number

pith:VYKH3LLC

pith:2017:VYKH3LLCACYEGS4ZRQ5YYBLIZ4

not attested not anchored not stored refs pending

Phase Plane Analysis of the Photometrical Variations of Long-Period Variables

Ivan L. Andronov, Larisa S. Kudashkina

arxiv:1711.02133 v1 · 2017-11-06 · 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{VYKH3LLCACYEGS4ZRQ5YYBLIZ4}

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	2026-05-18T00:25:51.871133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae147dad6200b0434b998c3b8c0568cf2351649aac32f50d411930fae5e5c3e5

Aliases

arxiv: 1711.02133 · arxiv_version: 1711.02133v1 · doi: 10.48550/arxiv.1711.02133 · pith_short_12: VYKH3LLCACYE · pith_short_16: VYKH3LLCACYEGS4Z · pith_short_8: VYKH3LLC

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/VYKH3LLCACYEGS4ZRQ5YYBLIZ4 \
  | 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: ae147dad6200b0434b998c3b8c0568cf2351649aac32f50d411930fae5e5c3e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bede5bd688bd323aee3842bbef4e1c163a4a1e901ff1c93b0a6a051b68b34a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-06T19:39:04Z",
    "title_canon_sha256": "949132f4b05008a9fd815a8d134a4a8bf4603ee428709b101881f04a78c26117"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02133",
    "kind": "arxiv",
    "version": 1
  }
}