Pith Number

pith:ZZX6XPE6

pith:2016:ZZX6XPE6FTIU64DL2V54HFGV2S

not attested not anchored not stored refs pending

Ultra-Flat Galaxies Selected from RFGC Catalog. I. The Sample Properties

D.I.Makarov, I.D.Karachentsev, O.V.Melnyk, V.E.Karachentseva, Yu.N.Kudrya

arxiv:1602.05368 v2 · 2016-02-17 · 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{ZZX6XPE6FTIU64DL2V54HFGV2S}

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	2026-05-18T01:20:06.124619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce6febbc9e2cd14f706bd57bc394d5d482358bdb285596284f8622cf7f85ec42

Aliases

arxiv: 1602.05368 · arxiv_version: 1602.05368v2 · doi: 10.48550/arxiv.1602.05368 · pith_short_12: ZZX6XPE6FTIU · pith_short_16: ZZX6XPE6FTIU64DL · pith_short_8: ZZX6XPE6

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/ZZX6XPE6FTIU64DL2V54HFGV2S \
  | 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: ce6febbc9e2cd14f706bd57bc394d5d482358bdb285596284f8622cf7f85ec42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31bec10216b77ae6687472d3c6dafa3d2998d0239b433d61d4e6f32d78145345",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-02-17T10:51:48Z",
    "title_canon_sha256": "044fd8f0ba366b62fa86c8bd24f0e58d43f01e39a699132d1dd833859deabf84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05368",
    "kind": "arxiv",
    "version": 2
  }
}