Pith Number

pith:YA645JOD

pith:2014:YA645JODOOOKWZFHUKO7JHPQJ6

not attested not anchored not stored refs pending

Dynamics of ten clusters of galaxies with substructures

Kiran Lakhchaura, K. P. Singh

arxiv:1404.0152 v1 · 2014-04-01 · 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{YA645JODOOOKWZFHUKO7JHPQJ6}

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	2026-05-18T02:51:49.412651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c03dcea5c3739cab64a7a29df49df04f805f73a4fb738d485d65ad4afc498415

Aliases

arxiv: 1404.0152 · arxiv_version: 1404.0152v1 · doi: 10.48550/arxiv.1404.0152 · pith_short_12: YA645JODOOOK · pith_short_16: YA645JODOOOKWZFH · pith_short_8: YA645JOD

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/YA645JODOOOKWZFHUKO7JHPQJ6 \
  | 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: c03dcea5c3739cab64a7a29df49df04f805f73a4fb738d485d65ad4afc498415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbe0c6189f0c313d8cbe505f7e089f30b69d5d116a22087d911e5b4847a90bd1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-01T07:57:59Z",
    "title_canon_sha256": "34f7989dcf3a8eaa957693a6e75427bb04ca9996456d9d546d5a1ad661217cc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0152",
    "kind": "arxiv",
    "version": 1
  }
}