Pith Number

pith:SV6TGCHW

pith:2022:SV6TGCHWIWXBJPUSKZF2AZHS6X

not attested not anchored not stored refs pending

The luminous Type IIN supernova SN 2017hcc: Infrared bright, X-ray and radio faint

Nicholas J. H. James, Ori D. Fox, Poonam Chandra, Roger A. Chevalier

arxiv:2210.03212 v1 · 2022-10-06 · 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{SV6TGCHWIWXBJPUSKZF2AZHS6X}

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	2026-07-05T05:10:16.327645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

957d3308f645ae14be92564ba064f2f5f26654230eac384ae6a642e3aacc25ca

Aliases

arxiv: 2210.03212 · arxiv_version: 2210.03212v1 · doi: 10.48550/arxiv.2210.03212 · pith_short_12: SV6TGCHWIWXB · pith_short_16: SV6TGCHWIWXBJPUS · pith_short_8: SV6TGCHW

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/SV6TGCHWIWXBJPUSKZF2AZHS6X \
  | 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: 957d3308f645ae14be92564ba064f2f5f26654230eac384ae6a642e3aacc25ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb75cada61dea6ce5ba9d0c5f18a907b10668b75f1d4ccfee979fa0ac9c3396b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-10-06T21:15:57Z",
    "title_canon_sha256": "b1e023e38a3a782f5ecdc05512a7f3d7d35fc031184558c4145483d7f1207eee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.03212",
    "kind": "arxiv",
    "version": 1
  }
}