Pith Number

pith:SMB3V5IO

pith:2009:SMB3V5IOLPPQCKX4SJWASFO6E2

not attested not anchored not stored refs pending

Adaptive Optics Imaging of a Massive Galaxy Associated with a Metal-rich Absorber

Astronomy, Columbia, HI), HI (2)Dept. of Physics, Hilo, Marianne Takamiya (3) ((1)Institute for Astronomy, Mark R. Chun (1), SC (3)Dept. of Physics, Soheila Gharanfoli (2), University of Hawaii, University of South Carolina, Varsha P. Kulkarni (2)

arxiv:0911.5324 v1 · 2009-11-27 · 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{SMB3V5IOLPPQCKX4SJWASFO6E2}

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	2026-05-18T02:10:36.083019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9303baf50e5bdf012afc926c0915de26af57a8e7bd43ef0dd4d32f3ca05f2d2c

Aliases

arxiv: 0911.5324 · arxiv_version: 0911.5324v1 · doi: 10.48550/arxiv.0911.5324 · pith_short_12: SMB3V5IOLPPQ · pith_short_16: SMB3V5IOLPPQCKX4 · pith_short_8: SMB3V5IO

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/SMB3V5IOLPPQCKX4SJWASFO6E2 \
  | 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: 9303baf50e5bdf012afc926c0915de26af57a8e7bd43ef0dd4d32f3ca05f2d2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37bf4eb8355a1cc2061fa77fcd8f3fac3a3a7bf7f5eae75adecbeccff561c298",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-27T18:28:09Z",
    "title_canon_sha256": "8a6f1cb7b71e6ac677320357a1ebdf63541d4169042d761af7a19e237489c460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5324",
    "kind": "arxiv",
    "version": 1
  }
}