Pith Number

pith:HCVSDTF4

pith:2008:HCVSDTF4R77QPGAJQCFJ7YAPAU

not attested not anchored not stored refs pending

Lopsided Spiral Galaxies

Chanda J. Jog, Francoise Combes

arxiv:0811.1101 v1 · 2008-11-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HCVSDTF4R77QPGAJQCFJ7YAPAU}

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.

Cited by

1 paper in Pith

NOEMA$^\rm{3D}$: A deep view of cold gas flows in a barred spiral galaxy at $z\sim1$

Receipt and verification

First computed	2026-07-04T17:13:34.479759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38ab21ccbc8fff079809808a9fe00f050478672b8b20cb10e01c682a5a276af1

Aliases

arxiv: 0811.1101 · arxiv_version: 0811.1101v1 · doi: 10.48550/arxiv.0811.1101 · pith_short_12: HCVSDTF4R77Q · pith_short_16: HCVSDTF4R77QPGAJ · pith_short_8: HCVSDTF4

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/HCVSDTF4R77QPGAJQCFJ7YAPAU \
  | 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: 38ab21ccbc8fff079809808a9fe00f050478672b8b20cb10e01c682a5a276af1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1623e802f6e62fc4ba7a364542d5ef65e75829c921dcc8961c88f5000ba1c8fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-07T09:57:11Z",
    "title_canon_sha256": "e56028470d35567d435c9bf334cc1415d14d57f688ac698789ccd25f129b3558"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.1101",
    "kind": "arxiv",
    "version": 1
  }
}