Pith Number

pith:PE4LE2F2

pith:2011:PE4LE2F2O5ED5M2WYTTIK5NN7Q

not attested not anchored not stored refs pending

A SINFONI view of flies in the Spiderweb: a galaxy cluster in the making

B.P. Venemans, E. Kuiper, G.K. Miley, H.J.A. Rottgering, J.D. Kurk, J. Schaye, L. Pentericci, M.D. Lehnert, N.A. Hatch, N.P.H. Nesvadba, R.A. Overzier

arxiv:1104.1176 v1 · 2011-04-06 · 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{PE4LE2F2O5ED5M2WYTTIK5NN7Q}

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	2026-05-18T02:02:37.052407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7938b268ba77483eb356c4e68575adfc2aff51cf5e345a828af880becedbf226

Aliases

arxiv: 1104.1176 · arxiv_version: 1104.1176v1 · doi: 10.48550/arxiv.1104.1176 · pith_short_12: PE4LE2F2O5ED · pith_short_16: PE4LE2F2O5ED5M2W · pith_short_8: PE4LE2F2

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/PE4LE2F2O5ED5M2WYTTIK5NN7Q \
  | 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: 7938b268ba77483eb356c4e68575adfc2aff51cf5e345a828af880becedbf226

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f803ca8a3299faf58206387d25ab379811b740668b7128d4685457bdb32c2f73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-06T20:00:03Z",
    "title_canon_sha256": "c561da0e4544cb7145f7e138173e13a89d6e5bbb527e23de18ee3f85f33b73f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1176",
    "kind": "arxiv",
    "version": 1
  }
}