Pith Number

pith:SSLQUPMC

pith:2015:SSLQUPMCEVZ6DCPNWVWHGERLTA

not attested not anchored not stored refs pending

A supernova distance to the anchor galaxy NGC 4258

(2) University of Hawaii, (3) European Southern Observatory, 4), (4) Max-Planck-Institut fur Astrophysik, (5) Stockholm University), E.E.E. Gall (1), J. Polshaw (1), K.C. Chambers (2), K.W. Smith (1), M. Huber (2), M. Kromer (5), R.J. Wainscoat (2) ((1) Queen's University Belfast, R. Kotak (1), S.J. Smartt (1), S. Taubenberger (3, W. Hillebrandt (4)

arxiv:1509.00507 v2 · 2015-09-01 · astro-ph.CO · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SSLQUPMCEVZ6DCPNWVWHGERLTA}

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	2026-05-18T01:33:41.655640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94970a3d822573e189edb56c73122b981fffe40dd84be999006d8544f51b503e

Aliases

arxiv: 1509.00507 · arxiv_version: 1509.00507v2 · doi: 10.48550/arxiv.1509.00507 · pith_short_12: SSLQUPMCEVZ6 · pith_short_16: SSLQUPMCEVZ6DCPN · pith_short_8: SSLQUPMC

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/SSLQUPMCEVZ6DCPNWVWHGERLTA \
  | 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: 94970a3d822573e189edb56c73122b981fffe40dd84be999006d8544f51b503e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "badde86aa047a30ec7afb7ea36f30bd369cd3c09aa51e0d0db0b81169dbd7533",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-09-01T21:20:00Z",
    "title_canon_sha256": "b48b507b28d0f495bee7abed108f62bd8430d219e76e9d700a8ee0369327cf56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00507",
    "kind": "arxiv",
    "version": 2
  }
}