Pith Number

pith:IANOC3MP

pith:2011:IANOC3MPNX6MXSLNLLZOF75QVS

not attested not anchored not stored refs pending

A Very Deep Chandra Observation of Abell 2052: Bubbles, Shocks, and Sloshing

B. R. McNamara (U. Waterloo), C. L. Sarazin (UVA), E. L. Blanton (BU), E. M. Douglass (BU), M. McDonald (U. Maryland), S. W. Randall (CfA), T. E. Clarke (NRL)

arxiv:1105.4572 v2 · 2011-05-23 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IANOC3MPNX6MXSLNLLZOF75QVS}

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	2026-05-18T02:01:52.387302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

401ae16d8f6dfccbc96d5af2e2ffb0ac96c9b610537b9dc84f50ecdb0c77abc8

Aliases

arxiv: 1105.4572 · arxiv_version: 1105.4572v2 · doi: 10.48550/arxiv.1105.4572 · pith_short_12: IANOC3MPNX6M · pith_short_16: IANOC3MPNX6MXSLN · pith_short_8: IANOC3MP

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/IANOC3MPNX6MXSLNLLZOF75QVS \
  | 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: 401ae16d8f6dfccbc96d5af2e2ffb0ac96c9b610537b9dc84f50ecdb0c77abc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7639345e57139647754a18b672a15f0ba737463b264a8c58c35680858748a5f3",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-23T17:36:25Z",
    "title_canon_sha256": "019a0aca1c2609f9bb279b44097283f5fb63851c988b690657360c77a144d12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4572",
    "kind": "arxiv",
    "version": 2
  }
}