Pith Number

pith:EDYRPVK3

pith:2021:EDYRPVK3M2LJH2RMQFBRF2QNQK

not attested not anchored not stored refs pending

Discovery of the Fastest Early Optical Emission from Overluminous SN Ia 2020hvf: A Thermonuclear Explosion within a Dense Circumstellar Environment

Daniel E. Reichart, Hidenori Takahashi, Ji-an Jiang, Jin Beniyama, Keiichi Maeda, Keisuke Isogai, Ken'ichi Nomoto, Kenta Taguchi, Ko Arimatsu, Kohki Uno, Koji S. Kawabata, Malte Schramm, Mamoru Doi, Masaomi Tanaka, Masayuki Yamanaka, Miho Kawabata, Naoto Kobayashi, Noriaki Arima, Nozomu Tominaga, Ryou Ohsawa, Seitaro Urakawa, Shigeyuki Sako, Shin-ichiro Okumura, Sohei Kondo, Taisei Hamada, Tatsuya Nakaoka, Toshihiro Kasuga, Toshikazu Shigeyama, Tsutomu Aoki, Yuki Mori, Yuu Niino

arxiv:2111.09470 v1 · 2021-11-18 · 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{EDYRPVK3M2LJH2RMQFBRF2QNQK}

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	2026-07-05T03:40:04.480057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20f117d55b669693ea2c814312ea0d82b1ee59c0260c4c9949cc7fa57cad685c

Aliases

arxiv: 2111.09470 · arxiv_version: 2111.09470v1 · doi: 10.48550/arxiv.2111.09470 · pith_short_12: EDYRPVK3M2LJ · pith_short_16: EDYRPVK3M2LJH2RM · pith_short_8: EDYRPVK3

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/EDYRPVK3M2LJH2RMQFBRF2QNQK \
  | 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: 20f117d55b669693ea2c814312ea0d82b1ee59c0260c4c9949cc7fa57cad685c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fbb55bcaa88515314b3f3086f2d68f4725f7ce6ecc05f598fda2a2bdab38c02",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-18T01:34:12Z",
    "title_canon_sha256": "6e8c5428bbe196c8ca7efd0f46c3807ac713674a4acda0890b54dbf00e785719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09470",
    "kind": "arxiv",
    "version": 1
  }
}