Pith Number

pith:2OLKF44D

pith:2001:2OLKF44D7FFFXADBLTTXK3REZT

not attested not anchored not stored refs pending

Infrared Spectra of the Subluminous Type Ia Supernova 1999by

C. Gerardy, P. Hoeflich, R. Fesen, S. Sakai

arxiv:astro-ph/0112126 v1 · 2001-12-05 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OLKF44D7FFFXADBLTTXK3REZT}

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.

Cited by

1 paper in Pith

The type Ia supernova 2023vjh: a peculiar 1991bg-like SN with unusually faint light curves

Receipt and verification

First computed	2026-07-04T16:24:42.985587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d396a2f383f94a5b80615ce7756e24ccc680642976032ea78a22d776dcfa07b8

Aliases

arxiv: astro-ph/0112126 · arxiv_version: astro-ph/0112126v1 · doi: 10.48550/arxiv.astro-ph/0112126 · pith_short_12: 2OLKF44D7FFF · pith_short_16: 2OLKF44D7FFFXADB · pith_short_8: 2OLKF44D

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/2OLKF44D7FFFXADBLTTXK3REZT \
  | 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: d396a2f383f94a5b80615ce7756e24ccc680642976032ea78a22d776dcfa07b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "830e99f5c4915faed84fa01cbafd57888172eeda1d866074f35e30b0b4ce1ea2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-12-05T23:14:56Z",
    "title_canon_sha256": "69688ac985cef26fe0f6185cb95284734e77689dba400eca35a0aef6accbd7a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0112126",
    "kind": "arxiv",
    "version": 1
  }
}