Pith Number

pith:GFPBEYAK

pith:2022:GFPBEYAKB5PL4ISABFVEJA24B7

not attested not anchored not stored refs pending

Arp 58 and Arp 68: two M 51- type systems

Anatoly V. Zasov, Anna S. Saburova, Dmitry I. Makarov, Oleg V. Egorov, Vsevolod Yu. Lander

arxiv:2207.14214 v1 · 2022-07-28 · 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{GFPBEYAKB5PL4ISABFVEJA24B7}

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	2026-07-05T04:49:02.003640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

315e12600a0f5ebe2240096a44835c0fe9da1bde4a149e1da23085fd749223da

Aliases

arxiv: 2207.14214 · arxiv_version: 2207.14214v1 · doi: 10.48550/arxiv.2207.14214 · pith_short_12: GFPBEYAKB5PL · pith_short_16: GFPBEYAKB5PL4ISA · pith_short_8: GFPBEYAK

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/GFPBEYAKB5PL4ISABFVEJA24B7 \
  | 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: 315e12600a0f5ebe2240096a44835c0fe9da1bde4a149e1da23085fd749223da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dce2429efcfc0c619db1377234f4e39e45201f5c043eb2958d80a81421375e0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-28T16:30:17Z",
    "title_canon_sha256": "162e98b4d4698d8eed31e9b705c88755666d9fbed4717f515510ba8043ada067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.14214",
    "kind": "arxiv",
    "version": 1
  }
}