Pith Number

pith:E4GF2CRW

pith:2020:E4GF2CRWQUS6WNTAHHUOBFJHL7

not attested not anchored not stored refs pending

SN2019dge: a Helium-rich Ultra-Stripped Envelope Supernova

Adam A. Miller, Andrew Fruchter, Anna Y. Q. Ho, Anthony L. Piro, Avishay Gal-Yam, Ben Rusholme, C. Fremling, Daniel A. Perley, David L. Shupe, David Rubin, Dmitry A. Duev, Eric C. Bellm, Frank J. Masci, George Helou, Jeffry Zolkower, Jesper Sollerman, Jim Fuller, Kishalay De, Maayane T. Soumagnac, Mansi M. Kasliwal, Matthew J. Graham, Michael Feeney, Rick Burruss, Roger Smith, Russ R. Laher, S. R. Kulkarni, Steve Schulze, Thomas Kupfer, V. Zach Golkhou, Yuhan Yao, Zhihui Li

arxiv:2005.12922 v1 · 2020-05-26 · 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{E4GF2CRWQUS6WNTAHHUOBFJHL7}

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	2026-07-05T01:33:39.084627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

270c5d0a368525eb366039e8e095275fc53325c14be9e1317966a4a3a26bdbc3

Aliases

arxiv: 2005.12922 · arxiv_version: 2005.12922v1 · doi: 10.48550/arxiv.2005.12922 · pith_short_12: E4GF2CRWQUS6 · pith_short_16: E4GF2CRWQUS6WNTA · pith_short_8: E4GF2CRW

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/E4GF2CRWQUS6WNTAHHUOBFJHL7 \
  | 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: 270c5d0a368525eb366039e8e095275fc53325c14be9e1317966a4a3a26bdbc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df1dfb42193cc7660eaf1cdb3630aefb5d8235272c2657122328112422de2c41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-05-26T18:00:01Z",
    "title_canon_sha256": "cf1e62cbbde11923289bbfc79d0c6445e81a9b890f99bcbe60708c8a8ed7e3fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.12922",
    "kind": "arxiv",
    "version": 1
  }
}