Pith Number

pith:7OXJ6XZL

pith:2020:7OXJ6XZLLP7WSOKPNLO7BINFNF

not attested not anchored not stored refs pending

Strong Near-Infrared Carbon Absorption in the Transitional Type Ia SN 2015bp

A. V. Filippenko, C. Ashall, C. R. Burns, D. J. Sand, E. Y. Hsiao, F. Taddia, G. H. Marion, J. Lu, K. A. Bostroem, K. Krisciunas, L. Galbany, M. D. Stritzinger, M. L. Graham, M. Lundquist, M. M. Phillips, N. B. Suntzeff, N. I. Morrell, P. Hoeflich, R. P. Kirshner, S. D. Wyatt, S. E. Persson, S. Valenti, T. R. Diamond

arxiv:2012.02858 v2 · 2020-12-04 · 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{7OXJ6XZLLP7WSOKPNLO7BINFNF}

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	2026-07-05T02:50:08.108228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbae9f5f2b5bff69394f6addf0a1a5697f2274238e912cc9cb4f2c9b5f5e4cfe

Aliases

arxiv: 2012.02858 · arxiv_version: 2012.02858v2 · doi: 10.48550/arxiv.2012.02858 · pith_short_12: 7OXJ6XZLLP7W · pith_short_16: 7OXJ6XZLLP7WSOKP · pith_short_8: 7OXJ6XZL

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/7OXJ6XZLLP7WSOKPNLO7BINFNF \
  | 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: fbae9f5f2b5bff69394f6addf0a1a5697f2274238e912cc9cb4f2c9b5f5e4cfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3300c2abf06d2041fe81a5df3a604aca04137d487c0242fa4ccd5bfba5208f3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-12-04T21:17:51Z",
    "title_canon_sha256": "5f8a8061b9b02e3980cba1ff383b694472260381097badf1360ecb6b3b558eae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.02858",
    "kind": "arxiv",
    "version": 2
  }
}