Pith Number

pith:AH4RM7Z6

pith:2015:AH4RM7Z6MRIUOK36PJ4QJPSZCZ

not attested not anchored not stored refs pending

What Powers the 3000-Day Light Curve of SN 2006gy?

Adam M. Miller (Caltech), Alexei V. Filippenko (UC Berkeley), Eli Dwek (NASA Goddard), Geoffrey C. Clayton (LSU), Jennifer Andrews (Steward), Jon C. Mauerhan (UC Berkeley), Joseph S. Gallagher (University of Cincinnati), K. Azalee Bostroem (UC Davis), Nathan Smith (Steward), Ori D. Fox (UC Berkeley), Patrick L. Kelly (UC Berkeley), S. Bradley Cenko (NASA Goddard/UMD), Schuyler D. Van Dyk (IPAC), S. Mark Ammons (Lawrence Livermore)

arxiv:1509.06407 v1 · 2015-09-21 · 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{AH4RM7Z6MRIUOK36PJ4QJPSZCZ}

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	2026-05-18T01:27:57.230431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01f9167f3e6451472b7e7a7904be59164abcb90791e737abb6c97dfbf1cd4fac

Aliases

arxiv: 1509.06407 · arxiv_version: 1509.06407v1 · doi: 10.48550/arxiv.1509.06407 · pith_short_12: AH4RM7Z6MRIU · pith_short_16: AH4RM7Z6MRIUOK36 · pith_short_8: AH4RM7Z6

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/AH4RM7Z6MRIUOK36PJ4QJPSZCZ \
  | 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: 01f9167f3e6451472b7e7a7904be59164abcb90791e737abb6c97dfbf1cd4fac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebed4cd1b13d5664ff20981e6a199e0720d08c4f289db2c1bfbcd54cc685c356",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-09-21T21:32:12Z",
    "title_canon_sha256": "a682e9b902c5761f090e3f145abc64a823da56c1f3ca3d6d6f785b4921252e51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06407",
    "kind": "arxiv",
    "version": 1
  }
}