Pith Number

pith:JWKNKF2N

pith:2018:JWKNKF2NFB62FJ36LK5I3H3XAS

not attested not anchored not stored refs pending

The Distance to the Galaxy Coma P

Dmitry I. Makarov, Edward J. Shaya, Gagandeep S. Anand, Igor D. Karachentsev, Lidia Makarova, Luca Rizzi, R. Brent Tully

arxiv:1806.04150 v1 · 2018-06-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JWKNKF2NFB62FJ36LK5I3H3XAS}

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	2026-05-18T00:12:13.475431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d94d5174d287da2a77e5aba8d9f77049f7ea1a0dfa7e999866884095f30ac57

Aliases

arxiv: 1806.04150 · arxiv_version: 1806.04150v1 · doi: 10.48550/arxiv.1806.04150 · pith_short_12: JWKNKF2NFB62 · pith_short_16: JWKNKF2NFB62FJ36 · pith_short_8: JWKNKF2N

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/JWKNKF2NFB62FJ36LK5I3H3XAS \
  | 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: 4d94d5174d287da2a77e5aba8d9f77049f7ea1a0dfa7e999866884095f30ac57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9e1037e1a48b4f30ad7f404768510eef4de6cfde7b1ef74ff3500e1a283868e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-11T18:00:10Z",
    "title_canon_sha256": "3722b596f94ddcf6f0e070d7d0474d3267d08a528feccbd086a9248eb277f80c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04150",
    "kind": "arxiv",
    "version": 1
  }
}