Pith Number

pith:RDMKJNWO

pith:2015:RDMKJNWOVOGYCNUNQBIQGLI65G

not attested not anchored not stored refs pending

UGC 7639: a Dwarf Galaxy in the Canes Venatici I Cloud

D. Bettoni, G. Galletta, L.M. Buson, P. Mazzei

arxiv:1507.02057 v1 · 2015-07-08 · 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{RDMKJNWOVOGYCNUNQBIQGLI65G}

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	2026-05-18T01:35:07.123866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88d8a4b6ceab8d81368d8051032d1ee9adb4f15920f54005436a134859d299b5

Aliases

arxiv: 1507.02057 · arxiv_version: 1507.02057v1 · doi: 10.48550/arxiv.1507.02057 · pith_short_12: RDMKJNWOVOGY · pith_short_16: RDMKJNWOVOGYCNUN · pith_short_8: RDMKJNWO

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/RDMKJNWOVOGYCNUNQBIQGLI65G \
  | 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: 88d8a4b6ceab8d81368d8051032d1ee9adb4f15920f54005436a134859d299b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63898b25cc7431cbd348d9e9aa3d6d28b6d4c42b65d217c339eb53ada16e4532",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-08T07:56:42Z",
    "title_canon_sha256": "c1c5872b5eb6fd171d60d7f2aed6f28e16e672e24f6a7ec34180f6a6bbf5f9cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02057",
    "kind": "arxiv",
    "version": 1
  }
}