Pith Number

pith:6CKZ7QIC

pith:2012:6CKZ7QICN6SPK27PXLWYX6HLM7

not attested not anchored not stored refs pending

X-Ray Emission from the Supergiant Shell in IC 2574

Douglas A. Swartz, Mihoko Yukita

arxiv:1204.1066 v1 · 2012-04-04 · astro-ph.GA · 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{6CKZ7QICN6SPK27PXLWYX6HLM7}

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	2026-05-18T01:57:56.881139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0959fc1026fa4f56befbaed8bf8eb67e5d3f4a69183cf5e6a81bec77adcc478

Aliases

arxiv: 1204.1066 · arxiv_version: 1204.1066v1 · doi: 10.48550/arxiv.1204.1066 · pith_short_12: 6CKZ7QICN6SP · pith_short_16: 6CKZ7QICN6SPK27P · pith_short_8: 6CKZ7QIC

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/6CKZ7QICN6SPK27PXLWYX6HLM7 \
  | 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: f0959fc1026fa4f56befbaed8bf8eb67e5d3f4a69183cf5e6a81bec77adcc478

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af02d620e682753bac3602aee974a4adf29512c2eb70339cfeef6a6d39a6b6a8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-04T20:08:50Z",
    "title_canon_sha256": "d80e3fcf7f374e718f47a1347f9cd75441ad2e619663c4aa189f999d6afe25c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1066",
    "kind": "arxiv",
    "version": 1
  }
}