Pith Number

pith:35BBBBQX

pith:2018:35BBBBQXU6DF6M4CWXLIGEQWLS

not attested not anchored not stored refs pending

Angular momentum regulates HI gas content and HI central hole size in the discs of spirals

Chandrashekar Murugeshan, Danail Obreschkow, Helga D\'enes, Karl Glazebrook, Katharina Lutz, Robert D\v{z}ud\v{z}ar, Virginia Kilborn

arxiv:1811.11386 v1 · 2018-11-28 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{35BBBBQXU6DF6M4CWXLIGEQWLS}

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	2026-05-17T23:58:36.078645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df42108617a7865f3382b5d68312165c825901dfd944f6484e60025f888916ae

Aliases

arxiv: 1811.11386 · arxiv_version: 1811.11386v1 · doi: 10.48550/arxiv.1811.11386 · pith_short_12: 35BBBBQXU6DF · pith_short_16: 35BBBBQXU6DF6M4C · pith_short_8: 35BBBBQX

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/35BBBBQXU6DF6M4CWXLIGEQWLS \
  | 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: df42108617a7865f3382b5d68312165c825901dfd944f6484e60025f888916ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f09a512b61c25d2a659c5522c01b4e85616808254fcdb969b73b7c7cb25e4e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-28T04:56:29Z",
    "title_canon_sha256": "415c48f6720013be79d120c7e209f0e937da4d95713f4c6864239fb49c14ba5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11386",
    "kind": "arxiv",
    "version": 1
  }
}