Pith Number

pith:5KMEDKN6

pith:2018:5KMEDKN6HEJCJOVDCFBHYJXSDM

not attested not anchored not stored refs pending

Can friction of the nova envelope account for the extra angular momentum loss in cataclysmic variables?

Wei-Min Liu, Xiang-Dong Li (NJU)

arxiv:1811.08648 v1 · 2018-11-21 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5KMEDKN6HEJCJOVDCFBHYJXSDM}

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	2026-05-17T23:56:16.783185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea9841a9be391224baa311427c26f21b36e561c988325e36ee6dcc438b4599fb

Aliases

arxiv: 1811.08648 · arxiv_version: 1811.08648v1 · doi: 10.48550/arxiv.1811.08648 · pith_short_12: 5KMEDKN6HEJC · pith_short_16: 5KMEDKN6HEJCJOVD · pith_short_8: 5KMEDKN6

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/5KMEDKN6HEJCJOVDCFBHYJXSDM \
  | 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: ea9841a9be391224baa311427c26f21b36e561c988325e36ee6dcc438b4599fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a170a8c700f03b281856a5352e1eea0a5b80188e2cc5865cd513d2dd4a1e1d08",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-21T09:32:58Z",
    "title_canon_sha256": "0ce340ea4c03600afafc8c1fb23d69273499b4312ff922b4d818409f2fa79a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08648",
    "kind": "arxiv",
    "version": 1
  }
}