Pith Number

pith:P34OOPA6

pith:2011:P34OOPA6H6GWIFPV4H6MAUW4JU

not attested not anchored not stored refs pending

EMU: Evolutionary Map of the Universe

A. C. Edge, A.M. Hopkins, A. M. Koekemoer, Amy E. Kimball, A. Raccanelli, \'A. R. L\'opez-S\'anchez, B.M. Gaensler, B. S. Koribalski, C. A. Hales, C. Jackson, D.Bacon, D.J. Saikia, D. M. Alexander, E. Ibar, E. Lenc, E. Middelberg, G.-B. Zhao, G. Giovannini, G. Umana, H. Andernach, H. Messias, H. R\"ottgering, Ian Smail, I. Feain, I. G. Roseboom, I. Prandoni, J. Afonso, J. Banfield, J.J. Condon, J. S. Urquhart, J. V. Wall, K. A. Pimbblet, K. E. Randall, L. Dunne, L. Rudnick, M. A. Thompson, M. Jarvis, M. J. I. Brown, M. Johnston-Hollitt, M.Y.Huynh, M. Y. Mao, N. Seymour, O.B.Slee, P. Ciliegi, P. Hancock, P. N. Appleton, P. Padovani, Ray P. Norris, R.G.Sharp, R. Hollow, R.J. Ivison, R. Kennicutt, S. Brown, S. Eales, T. H. Reiprich, T. Murphy, W. Becker

arxiv:1106.3219 v1 · 2011-06-16 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P34OOPA6H6GWIFPV4H6MAUW4JU}

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	2026-05-18T02:01:36.329306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ef8e73c1e3f8d6415f5e1fcc052dc4d31cc0fd9789e5b94141d164f49b684ca

Aliases

arxiv: 1106.3219 · arxiv_version: 1106.3219v1 · doi: 10.48550/arxiv.1106.3219 · pith_short_12: P34OOPA6H6GW · pith_short_16: P34OOPA6H6GWIFPV · pith_short_8: P34OOPA6

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/P34OOPA6H6GWIFPV4H6MAUW4JU \
  | 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: 7ef8e73c1e3f8d6415f5e1fcc052dc4d31cc0fd9789e5b94141d164f49b684ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d30ad968b010a8051cf38356deee946555fff940326f300f5194acccb5ce952",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-16T12:53:21Z",
    "title_canon_sha256": "65a9a4e3917ba1edd1ecf512c05938030e92f6e18d46a408ba25c8222a69af54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3219",
    "kind": "arxiv",
    "version": 1
  }
}