Pith Number

pith:IB2PTR5V

pith:2010:IB2PTR5VVFQFFFCAY6OYUPKB6G

not attested not anchored not stored refs pending

Measuring the Galaxy Cluster Bulk Flow from WMAP data

D.S.Y. Mak, E. Pierpaoli, S.E. Church, S.J. Osborne

arxiv:1011.2781 v2 · 2010-11-11 · 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{IB2PTR5VVFQFFFCAY6OYUPKB6G}

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	2026-05-18T02:04:48.529469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4074f9c7b5a960529440c79d8a3d41f193960b0ca8c52c2b245c455d66c4401d

Aliases

arxiv: 1011.2781 · arxiv_version: 1011.2781v2 · doi: 10.48550/arxiv.1011.2781 · pith_short_12: IB2PTR5VVFQF · pith_short_16: IB2PTR5VVFQFFFCA · pith_short_8: IB2PTR5V

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/IB2PTR5VVFQFFFCAY6OYUPKB6G \
  | 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: 4074f9c7b5a960529440c79d8a3d41f193960b0ca8c52c2b245c455d66c4401d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02a5f343aae46472bb3bf514cf5cc3d608b0140482b66658eb21052350dfe938",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-11T21:45:33Z",
    "title_canon_sha256": "2f84331ca58945bc1986072b50759949206f6f9140d01f207a111724a5846468"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2781",
    "kind": "arxiv",
    "version": 2
  }
}