Pith Number

pith:P6RFQZ4V

pith:2021:P6RFQZ4VFYUQ6CQKQEY7VBX2WX

not attested not anchored not stored refs pending

The optical properties of three type II supernovae: 2014cx, 2014cy and 2015cz

A. Gangopadhyay, A. Pastorello, B. Kumar, D. K. Sahu, F. Huang, G. C. Anupama, G. Terreran, J. Mo, J. Zhang, K. Misra, L. Rui, L. Tartaglia, L. Tomasella, M. Singh, N. Elias-Rosa, P. Ochner, R. Dastidar, S. Bose, S. B. Pandey, S. Yan, T. Zhang, X. Wang

arxiv:2103.09166 v1 · 2021-03-16 · 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{P6RFQZ4VFYUQ6CQKQEY7VBX2WX}

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	2026-07-05T02:27:44.608198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fa25867952e290f0a0a8131fa86fab5f24d55dc4836f2404df44a5f9080decb

Aliases

arxiv: 2103.09166 · arxiv_version: 2103.09166v1 · doi: 10.48550/arxiv.2103.09166 · pith_short_12: P6RFQZ4VFYUQ · pith_short_16: P6RFQZ4VFYUQ6CQK · pith_short_8: P6RFQZ4V

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/P6RFQZ4VFYUQ6CQKQEY7VBX2WX \
  | 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: 7fa25867952e290f0a0a8131fa86fab5f24d55dc4836f2404df44a5f9080decb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f224ce26f157a32da7061b55e7ce1e442e7ef56552c3ba03c202cb8e8a90f1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-03-16T16:06:51Z",
    "title_canon_sha256": "9b7365a0e5e4c2899a0cfa2a08e01dd6ee2b773907053ec087752ba25d08d33b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09166",
    "kind": "arxiv",
    "version": 1
  }
}