Pith Number

pith:UJYYBYWN

pith:2010:UJYYBYWN6NSWREA3IOMONKDXSI

not attested not anchored not stored refs pending

A redshift survey towards the CMB Cold Spot

(2) Oxford, (3) GEPI, J. Silk (2), L.J.M. Davies (1), M.D. Lehnert (3) ((1) Bristol, M.N. Bremer (1), Paris)

arxiv:1004.1178 v1 · 2010-04-07 · 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{UJYYBYWN6NSWREA3IOMONKDXSI}

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	2026-05-18T02:08:08.234449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a27180e2cdf36568901b4398e6a8779200216bad41f24914a63174cf96d4dda1

Aliases

arxiv: 1004.1178 · arxiv_version: 1004.1178v1 · doi: 10.48550/arxiv.1004.1178 · pith_short_12: UJYYBYWN6NSW · pith_short_16: UJYYBYWN6NSWREA3 · pith_short_8: UJYYBYWN

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/UJYYBYWN6NSWREA3IOMONKDXSI \
  | 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: a27180e2cdf36568901b4398e6a8779200216bad41f24914a63174cf96d4dda1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d10da3a46ae262a4893323d83741f351603536b50c291410d9cceb821e0be53c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-07T20:13:51Z",
    "title_canon_sha256": "9c14252710e3bd57e01420a2ff2b2586da282bfe3dd86fc02e217315d80ae0ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1178",
    "kind": "arxiv",
    "version": 1
  }
}