Pith Number

pith:4Z66UIAU

pith:2022:4Z66UIAUPFWSCA6T3TMKJ4GRFN

not attested not anchored not stored refs pending

Investigating the observational properties of Type Ib supernova SN 2017iro

Avinash Singh, Brajesh Kumar, D.K. Sahu, G.C. Anupama

arxiv:2201.03260 v1 · 2022-01-10 · astro-ph.HE · 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{4Z66UIAUPFWSCA6T3TMKJ4GRFN}

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.

Cited by

1 paper in Pith

SN 2025aico: Early observations of a faint Type IIb supernova with a low-mass envelope

Receipt and verification

First computed	2026-07-05T04:04:29.726933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e67dea2014796d2103d3dcd8a4f0d12b69b580407ad156342e18574b1939f1f6

Aliases

arxiv: 2201.03260 · arxiv_version: 2201.03260v1 · doi: 10.48550/arxiv.2201.03260 · pith_short_12: 4Z66UIAUPFWS · pith_short_16: 4Z66UIAUPFWSCA6T · pith_short_8: 4Z66UIAU

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/4Z66UIAUPFWSCA6T3TMKJ4GRFN \
  | 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: e67dea2014796d2103d3dcd8a4f0d12b69b580407ad156342e18574b1939f1f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6ddbe1985f36fd66b88bfaf99ca0e71206b85da39e39df62f5a9399997993ea",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-01-10T10:22:53Z",
    "title_canon_sha256": "fcbacb5c94e9663aeb69cbf90df47280acf0d604c467ac00c0a65f825ca4e3b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.03260",
    "kind": "arxiv",
    "version": 1
  }
}