Pith Number

pith:SN62KMNP

pith:2021:SN62KMNPSQGWTQAOC7323N6IFQ

not attested not anchored not stored refs pending

Evolution of the spin of late-type galaxies caused by galaxy-galaxy interactions

Changbom Park, Haeun Chung, Jeong-Sun Hwang, Soo-Hyeon Nam

arxiv:2104.00493 v1 · 2021-04-01 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SN62KMNPSQGWTQAOC7323N6IFQ}

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	2026-07-05T02:28:28.622995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

937da531af940d69c00e17f7adb7c82c3756debe7d09f322e9ea674d2fee5014

Aliases

arxiv: 2104.00493 · arxiv_version: 2104.00493v1 · doi: 10.48550/arxiv.2104.00493 · pith_short_12: SN62KMNPSQGW · pith_short_16: SN62KMNPSQGWTQAO · pith_short_8: SN62KMNP

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/SN62KMNPSQGWTQAOC7323N6IFQ \
  | 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: 937da531af940d69c00e17f7adb7c82c3756debe7d09f322e9ea674d2fee5014

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ca1e8aea0e9fb17c1964c14d7fcde99765f1b01bab36efc776ef356a97d73e8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-01T14:40:34Z",
    "title_canon_sha256": "cb33576e37acb5f20240dbb59d89be427e8a7883b4f529b730e7d9866e8e8ebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00493",
    "kind": "arxiv",
    "version": 1
  }
}