Pith Number

pith:TNAON5II

pith:2012:TNAON5IIPEOIISMYNOSN4XXTOM

not attested not anchored not stored refs pending

Discovery of Negative Superhumps during a Superoutburst of January 2011 in ER Ursae Majoris

Alex Baklanov, Boyd Boitnott, Denis Samsonov, Elena P. Pavlenko, Enrique de Miguel, Franz-Josef Hambsch, Hidehiko Akazawa, Hiroshi Itoh, Hiroyuki Maehara, Ian Miller, Jani Virtanen, Javier Ruiz, Kazuhiko Shiokawa, Kazuyoshi Imamura, Kiyoshi Kasai, Maksim V. Andreev, Oksana Antonyuk, Shin'ichi Nakagawa, Taichi Kato, Thomas Krajci, Tomohito Ohshima, William Stein

arxiv:1207.2705 v1 · 2012-07-11 · 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{TNAON5IIPEOIISMYNOSN4XXTOM}

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	2026-05-18T01:56:25.103460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b40e6f508791c8449986ba4de5ef37312f0eae7c36300dd8f0fa61a9f6a38f7

Aliases

arxiv: 1207.2705 · arxiv_version: 1207.2705v1 · doi: 10.48550/arxiv.1207.2705 · pith_short_12: TNAON5IIPEOI · pith_short_16: TNAON5IIPEOIISMY · pith_short_8: TNAON5II

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/TNAON5IIPEOIISMYNOSN4XXTOM \
  | 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: 9b40e6f508791c8449986ba4de5ef37312f0eae7c36300dd8f0fa61a9f6a38f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc22cf9a48e1aea9cd5a6914164c00f7c20af391d4aaaab236a0f480974fb061",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-11T16:44:51Z",
    "title_canon_sha256": "a0db9c159282825414635baa8aa6c1f59772eee26ac816c443748266d82074e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2705",
    "kind": "arxiv",
    "version": 1
  }
}