Pith Number

pith:XU6VBOCT

pith:2012:XU6VBOCTZ5WXVVN4VAADTKAURL

not attested not anchored not stored refs pending

On the association between core-collapse supernovae and HII regions

Paul A. Crowther (Sheffield)

arxiv:1210.1126 v2 · 2012-10-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XU6VBOCTZ5WXVVN4VAADTKAURL}

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	2026-05-18T03:36:46.186789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd3d50b853cf6d7ad5bca80039a8148ac9aaf7c8a3315146968943bff5d63302

Aliases

arxiv: 1210.1126 · arxiv_version: 1210.1126v2 · doi: 10.48550/arxiv.1210.1126 · pith_short_12: XU6VBOCTZ5WX · pith_short_16: XU6VBOCTZ5WXVVN4 · pith_short_8: XU6VBOCT

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/XU6VBOCTZ5WXVVN4VAADTKAURL \
  | 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: bd3d50b853cf6d7ad5bca80039a8148ac9aaf7c8a3315146968943bff5d63302

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a180b5ab40311027e4075adbc51401f76c4147bf5558a44c657e9b92a9426b89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-03T14:33:46Z",
    "title_canon_sha256": "9c72d87e670f6b5474a8291c5e785ce99a60451d98ab7c28e7fdef19ea0e530a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1126",
    "kind": "arxiv",
    "version": 2
  }
}