Pith Number

pith:3DKW7XHH

pith:2020:3DKW7XHHI26SJ67S4SH5JA6BTW

not attested not anchored not stored refs pending

Direct evidence for shock-powered optical emission in a nova

Adam Kawash, Adam Popowicz, Alexei Kniazev, Andrzej Pigulski, Anthony F. J. Moffat, Benjamin J. Shappee, Brian D. Metzger, Christopher S. Kochanek, David A. H. Buckley, Eamonn J. Harvey, Elad Steinberg, Elias Aydi, Frederick M. Walter, Gerald Handler, Gregg A. Wade, Herbert Pablo, Indrek Vurm, Jay Strader, Jennifer L. Sokoloski, Joanna Mikolajewska, Justin Linford, Karen R. Pollard, Ken J. Shen, Kim L. Page, Kirill V. Sokolovsky, Koji Mukai, Konstanze Zwintz, Kwan Lok Li, Laura Chomiuk, Luca Izzo, Marina Orio, Michael J. I. Brown, Miroslav D. Filipovi\'c, Ond\v{r}ej Pejcha, Paolo Molaro, Patrick J. Vallely, Perica Manojlovi\'c, Raimundo Lopes de Oliveira, Rainer Kuschnig, Rami Z. E. Alsaberi, Stuart D. Ryder, Werner Weiss

arxiv:2004.05562 v1 · 2020-04-12 · 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{3DKW7XHHI26SJ67S4SH5JA6BTW}

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	2026-07-05T00:54:38.630593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8d56fdce746bd24fbf2e48fd483c19daf4003590d1751097f91093bcf098377

Aliases

arxiv: 2004.05562 · arxiv_version: 2004.05562v1 · doi: 10.48550/arxiv.2004.05562 · pith_short_12: 3DKW7XHHI26S · pith_short_16: 3DKW7XHHI26SJ67S · pith_short_8: 3DKW7XHH

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/3DKW7XHHI26SJ67S4SH5JA6BTW \
  | 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: d8d56fdce746bd24fbf2e48fd483c19daf4003590d1751097f91093bcf098377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a889a1fffc650eb0123998c75bb9f5cdf157394ff8af38ca8906c55c2a9b18a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-04-12T08:05:15Z",
    "title_canon_sha256": "3c4be44cc3b2099484ce14cfe7e9e7ff4b4b8ed85ba9d7eb02cc26b20c6b8b1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.05562",
    "kind": "arxiv",
    "version": 1
  }
}