Pith Number

pith:FSSGD3O2

pith:2011:FSSGD3O2PI3FAECB2WGIMSKZ32

not attested not anchored not stored refs pending

A Survey of 286 Virgo Cluster Galaxies at Optical griz and Near-IR H-band: Surface Brightness Profiles and Bulge-Disk Decompositions

Joel Roediger, Michael McDonald, R. Brent Tully, Stephane Courteau

arxiv:1105.0002 v2 · 2011-04-29 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSSGD3O2PI3FAECB2WGIMSKZ32}

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	2026-05-18T02:02:10.904103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca461edda7a36501041d58c864959deabdf1a9156b5a706f3f3b18001edda76

Aliases

arxiv: 1105.0002 · arxiv_version: 1105.0002v2 · doi: 10.48550/arxiv.1105.0002 · pith_short_12: FSSGD3O2PI3F · pith_short_16: FSSGD3O2PI3FAECB · pith_short_8: FSSGD3O2

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/FSSGD3O2PI3FAECB2WGIMSKZ32 \
  | 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: 2ca461edda7a36501041d58c864959deabdf1a9156b5a706f3f3b18001edda76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f71d01172bb7778843fda682b331d94b8a706cb073de44737d641c56dbd0318",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-29T20:00:00Z",
    "title_canon_sha256": "47822dc3639b36053b238df8303ad509e5cc9274f6b310428e508434cb3cf38e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0002",
    "kind": "arxiv",
    "version": 2
  }
}