Pith Number

pith:ZKPNXVUP

pith:2018:ZKPNXVUPHWG773S2OPGHMTYO7G

not attested not anchored not stored refs pending

The shape alignment of satellite galaxies in galaxy pairs in SDSS

Chengliang Wei, Elmo Tempel, Noam I. Libeskind, Peng Wang, Quan Guo, Xi Kang

arxiv:1805.06096 v2 · 2018-05-16 · 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{ZKPNXVUPHWG773S2OPGHMTYO7G}

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	2026-05-17T23:50:45.126156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca9edbd68f3d8dffee5a73cc764f0ef98045c435f506bc76c26463660a1eec9d

Aliases

arxiv: 1805.06096 · arxiv_version: 1805.06096v2 · doi: 10.48550/arxiv.1805.06096 · pith_short_12: ZKPNXVUPHWG7 · pith_short_16: ZKPNXVUPHWG773S2 · pith_short_8: ZKPNXVUP

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/ZKPNXVUPHWG773S2OPGHMTYO7G \
  | 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: ca9edbd68f3d8dffee5a73cc764f0ef98045c435f506bc76c26463660a1eec9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6307aba7e100fd6a418f2e49a02f3dfd50ded794bc4118547cf3b25b39b0d102",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-16T02:11:37Z",
    "title_canon_sha256": "028da3da152d30ebed9df81ca8822bf389051deb273698eb41921415127acfd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06096",
    "kind": "arxiv",
    "version": 2
  }
}