Pith Number

pith:5EP7F7YO

pith:2015:5EP7F7YOU6V4YGONKRP54IWQCS

not attested not anchored not stored refs pending

Long-slit spectral observations and stellar mass-to-light ratio of spiral galaxy UGC11919

A. Saburova, A. Zasov, I. Katkov, R. Uklein

arxiv:1507.05832 v2 · 2015-07-21 · 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{5EP7F7YOU6V4YGONKRP54IWQCS}

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	2026-05-18T01:33:42.333112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e91ff2ff0ea7abcc19cd545fde22d014a60227e7845d1247b22bd136c525fd91

Aliases

arxiv: 1507.05832 · arxiv_version: 1507.05832v2 · doi: 10.48550/arxiv.1507.05832 · pith_short_12: 5EP7F7YOU6V4 · pith_short_16: 5EP7F7YOU6V4YGON · pith_short_8: 5EP7F7YO

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/5EP7F7YOU6V4YGONKRP54IWQCS \
  | 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: e91ff2ff0ea7abcc19cd545fde22d014a60227e7845d1247b22bd136c525fd91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "347fd0698a34227f2d398eb064e4c9bbde6388c5871d56423331cd012c5f356b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-21T13:45:08Z",
    "title_canon_sha256": "85f99b53eda0afa8230bf7aa74d43b1c241177b4e6ff5fc795e8edc3fe3c5696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05832",
    "kind": "arxiv",
    "version": 2
  }
}