Pith Number

pith:RACRT6GL

pith:2016:RACRT6GLK7BLM2PUJLWHUW63V7

not attested not anchored not stored refs pending

SN 2015U: A Rapidly Evolving and Luminous Type Ibn Supernova

Alexei V. Filippenko, Io K. W. Kleiser, Isaac Shivvers, Jeffrey M. Silverman, Jon Mauerhan, Melissa L. Graham, Patrick L. Kelly, Sahana Kumar, Schuyler D. Van Dyk, Weikang Zheng

arxiv:1603.04866 v3 · 2016-03-15 · 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{RACRT6GLK7BLM2PUJLWHUW63V7}

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	2026-05-18T01:10:23.409716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

880519f8cb57c2b669f44aec7a5bdbafe9e2a2a0d455b06de9527094513bd07c

Aliases

arxiv: 1603.04866 · arxiv_version: 1603.04866v3 · doi: 10.48550/arxiv.1603.04866 · pith_short_12: RACRT6GLK7BL · pith_short_16: RACRT6GLK7BLM2PU · pith_short_8: RACRT6GL

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/RACRT6GLK7BLM2PUJLWHUW63V7 \
  | 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: 880519f8cb57c2b669f44aec7a5bdbafe9e2a2a0d455b06de9527094513bd07c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3009ae6df1defaed7efcf7736197446eda554c54236de10e5d448d8c7a7d33af",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-03-15T20:00:58Z",
    "title_canon_sha256": "30e74941bb6c0a64a4d1a44c1da2765604388c65109c55b16a58a5a04f3ea52d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04866",
    "kind": "arxiv",
    "version": 3
  }
}