Pith Number

pith:UHFTKY4E

pith:2026:UHFTKY4E2TCW7II7SDLZ3QHA2J

not attested not anchored not stored refs pending

Pinning Down the Geometry of the Type Ic Broad-Line Supernova 2026gzf

Alexei V. Filippenko, Bao Wang, Ferdinando Patat, Giorgos Leloudas, J. Craig Wheeler, Jing Lu, Lifan Wang, Miika Pursiainen, QiuJu Huang, Steve Schulze, Wolfgang E. Kerzendorf, Xudong Wen, Xuefeng Wu, Yi Yang

arxiv:2606.18881 v1 · 2026-06-17 · 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{UHFTKY4E2TCW7II7SDLZ3QHA2J}

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	2026-06-19T16:11:50.800557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1cb356384d4c56fa11f90d79dc0e0d25822e3bef66e5b6efb17e5e6a1568080

Aliases

arxiv: 2606.18881 · arxiv_version: 2606.18881v1 · doi: 10.48550/arxiv.2606.18881 · pith_short_12: UHFTKY4E2TCW · pith_short_16: UHFTKY4E2TCW7II7 · pith_short_8: UHFTKY4E

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/UHFTKY4E2TCW7II7SDLZ3QHA2J \
  | 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: a1cb356384d4c56fa11f90d79dc0e0d25822e3bef66e5b6efb17e5e6a1568080

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48a18319c4170202dd02111477e226b6ce42920317fee99b56d6f146d9e70c94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-06-17T09:58:13Z",
    "title_canon_sha256": "c4988b8a2b929b44c742f91ac53850174f4f48e7252d609d2bc2e40b4758985b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18881",
    "kind": "arxiv",
    "version": 1
  }
}