Pith Number

pith:KUR52267

pith:2009:KUR52267VD4YWH7UK2DAEYTQGX

not attested not anchored not stored refs pending

Very deep spectroscopy of the Coma cluster line of sight: exploring new territories

A. Biviano, A. Mazure, C. Adami, F. Durret, F. Lamareille, M.P. Ulmer, O. Ilbert, R. Pello, R. Trilling, V. Le Brun

arxiv:0906.4443 v1 · 2009-06-24 · 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{KUR52267VD4YWH7UK2DAEYTQGX}

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	2026-05-18T02:13:13.004659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5523dd6bdfa8f98b1ff4568602627035f12872acb4a89ca840383fc613b2752e

Aliases

arxiv: 0906.4443 · arxiv_version: 0906.4443v1 · doi: 10.48550/arxiv.0906.4443 · pith_short_12: KUR52267VD4Y · pith_short_16: KUR52267VD4YWH7U · pith_short_8: KUR52267

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/KUR52267VD4YWH7UK2DAEYTQGX \
  | 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: 5523dd6bdfa8f98b1ff4568602627035f12872acb4a89ca840383fc613b2752e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33768507afb0957eafb165a822da649eee07d9abd31f0c2d98d0d449f2ec647c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-24T10:33:59Z",
    "title_canon_sha256": "bd370ee6f33432dec6467a8ff487f61647755d09d55ddf42d00ae4fe10de78f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4443",
    "kind": "arxiv",
    "version": 1
  }
}