Pith Number

pith:SK3JBOPJ

pith:2000:SK3JBOPJYO3TIK2DBBO3NTXNIW

not attested not anchored not stored refs pending

The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances

Alan Dressler, Andre B. Fletcher, Christopher B. Moore, Edward A. Ajhar, Gerard A. Luppino, John L. Tonry, John P. Blakeslee, Mark R. Metzger

arxiv:astro-ph/0011223 v1 · 2000-11-10 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SK3JBOPJYO3TIK2DBBO3NTXNIW}

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	2026-05-18T04:23:01.459973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92b690b9e9c3b7342b43085db6ceed45849e59b470d6aae64c32c3ae0fc04011

Aliases

arxiv: astro-ph/0011223 · arxiv_version: astro-ph/0011223v1 · doi: 10.48550/arxiv.astro-ph/0011223 · pith_short_12: SK3JBOPJYO3T · pith_short_16: SK3JBOPJYO3TIK2D · pith_short_8: SK3JBOPJ

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/SK3JBOPJYO3TIK2DBBO3NTXNIW \
  | 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: 92b690b9e9c3b7342b43085db6ceed45849e59b470d6aae64c32c3ae0fc04011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fb51922dbbdb5741f88150e42a2113a2a983ce29c6533b664b828a857b468c5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-11-10T20:32:09Z",
    "title_canon_sha256": "0c71217c9472cb88c8955bb9d0863a126be92847df9edc421c8d54f49cb479ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0011223",
    "kind": "arxiv",
    "version": 1
  }
}