Pith Number

pith:VUOHYYYT

pith:2009:VUOHYYYT6AESCMILWSVKWIS3KH

not attested not anchored not stored refs pending

Galaxy And Mass Assembly (GAMA): The input catalogue and star-galaxy separation

A. M. Hopkins, A. S. G. Robotham, C. C. Popescu, C. S. Frenk, D. H. Jones, D. T. Hill, D. Thomas, E. Cameron, E. van Kampen, H. R. Parkinson, I. F. Doyle, I. K. Baldry, J. A. Peacock, J. Liske, J. Loveday, L. S. Kelvin, M. Prescott, N. J. G. Cross, P. Norberg, R. C. Nichol, R. G. Sharp, R. J. Tuffs, S. Dye, S. M. Croom, S. P. Bamford, S. P. Driver, W. J. Sutherland

arxiv:0910.5120 v2 · 2009-10-27 · 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{VUOHYYYT6AESCMILWSVKWIS3KH}

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	2026-05-18T02:34:12.784557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad1c7c6313f00921310bb4aaab225b51d7d6c13d7b76b1b6888fbd2787c16173

Aliases

arxiv: 0910.5120 · arxiv_version: 0910.5120v2 · doi: 10.48550/arxiv.0910.5120 · pith_short_12: VUOHYYYT6AES · pith_short_16: VUOHYYYT6AESCMIL · pith_short_8: VUOHYYYT

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/VUOHYYYT6AESCMILWSVKWIS3KH \
  | 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: ad1c7c6313f00921310bb4aaab225b51d7d6c13d7b76b1b6888fbd2787c16173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b16cfe985684e1697c7127a38cfdb993d882e510c1211ca60c6eecd22727487e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-27T13:59:58Z",
    "title_canon_sha256": "59156095b1b70723978736083e22ae1f8dfdb68cd2852551056c80a5a41b5065"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5120",
    "kind": "arxiv",
    "version": 2
  }
}