Pith Number

pith:XCOGJODQ

pith:2010:XCOGJODQ52DAOWQB5GBZW4JMNW

not attested not anchored not stored refs pending

Study of Short Period Variables and Small Amplitude Periodic Variables

Detlev Koester, Laurent Eyer, Mihaly Varadi, Stefan Jordan

arxiv:1011.4885 v1 · 2010-11-22 · astro-ph.SR · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCOGJODQ52DAOWQB5GBZW4JMNW}

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	2026-05-18T02:04:42.438413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89c64b870ee86075a01e9839b712c6db540d8b766abcbdc4396c39a36c0ee7f

Aliases

arxiv: 1011.4885 · arxiv_version: 1011.4885v1 · doi: 10.48550/arxiv.1011.4885 · pith_short_12: XCOGJODQ52DA · pith_short_16: XCOGJODQ52DAOWQB · pith_short_8: XCOGJODQ

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/XCOGJODQ52DAOWQB5GBZW4JMNW \
  | 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: b89c64b870ee86075a01e9839b712c6db540d8b766abcbdc4396c39a36c0ee7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e8a82c0383a9204dbc15d85544d61548ae2cd4bb370d5f9b662a1d63881e21",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-22T17:39:49Z",
    "title_canon_sha256": "a9b020a4761e6118a6bf40505a5b7e740fb6f9f7c1efbbdad6307a1b3ccc1174"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4885",
    "kind": "arxiv",
    "version": 1
  }
}