Pith Number

pith:H5FMMLKX

pith:2013:H5FMMLKXXYRTSBGITKMA6H6M2C

not attested not anchored not stored refs pending

Orbital, Superhump, and Superorbital Periods in the Cataclysmic Variables AQ Mensae and IM Eridani

E. Armstrong, E. Michelsen, F.-J. Hambsch, G. Roberts, H. Uthas, J. Patterson, J. Thorstensen, S. Dvorak, T. Vanmunster

arxiv:1307.5479 v2 · 2013-07-20 · 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{H5FMMLKXXYRTSBGITKMA6H6M2C}

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	2026-05-18T01:48:42.101539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f4ac62d57be233904c89a980f1fccd09f9972671da6b5913dfc01bc75be669a

Aliases

arxiv: 1307.5479 · arxiv_version: 1307.5479v2 · doi: 10.48550/arxiv.1307.5479 · pith_short_12: H5FMMLKXXYRT · pith_short_16: H5FMMLKXXYRTSBGI · pith_short_8: H5FMMLKX

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/H5FMMLKXXYRTSBGITKMA6H6M2C \
  | 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: 3f4ac62d57be233904c89a980f1fccd09f9972671da6b5913dfc01bc75be669a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c122cc3deb5f39c27ed3a137b00b664487ea50593ddde57fb9bb217dfa4d8433",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-20T23:39:38Z",
    "title_canon_sha256": "d61b5b246b5e5fad1996c8017b2854b26e02ea600f26912bbfa2c6ad28763e27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5479",
    "kind": "arxiv",
    "version": 2
  }
}