Pith Number

pith:MF4TJQME

pith:1997:MF4TJQME6YNKBOUFNBXIMDG7VA

not attested not anchored not stored refs pending

Discovery of a Supernova Explosion at Half the Age of the Universe and its Cosmological Implications

A. Fruchter, A.G. Kim, A. Goobar, B. Schaefer, C. Lidman, C.R. Pennypacker, D.E. Groom, G. Aldering, G. Goldhaber, I. M. Hook, M. Della Valle, M.Y. Kim, N. Panagia, N. Walton (The Supernova Cosmology Project), Peter Nugent, P. Ruiz-Lapuente, R.A. Knop, R. G. McMahon, R. Pain, R.S. Ellis, S. Deustua, S. Fabbro, S. Perlmutter

arxiv:astro-ph/9712212 v1 · 1997-12-16 · 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{MF4TJQME6YNKBOUFNBXIMDG7VA}

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

2 papers in Pith

Tracing Signatures of Modified Gravity in Redshift-Space Galaxy Bispectrum Multipoles: Prospects for Euclid

Redshift evolution of the Hubble constant: Constraints and new insights from an interacting dark energy model

Receipt and verification

First computed	2026-05-18T02:40:35.066878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

617934c184f61aa0ba85686e860cdfa818dc72ae303ea98336e2393145c5ef31

Aliases

arxiv: astro-ph/9712212 · arxiv_version: astro-ph/9712212v1 · doi: 10.48550/arxiv.astro-ph/9712212 · pith_short_12: MF4TJQME6YNK · pith_short_16: MF4TJQME6YNKBOUF · pith_short_8: MF4TJQME

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/MF4TJQME6YNKBOUFNBXIMDG7VA \
  | 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: 617934c184f61aa0ba85686e860cdfa818dc72ae303ea98336e2393145c5ef31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ba46dd5b7f6a5355b45a445d5eadd875d2dfd685ea216f32dd5e964479fd048",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-12-16T22:48:09Z",
    "title_canon_sha256": "7deeb2f2cdc118c043036262387197b938b435acbd3bdad4011f83f548ef03f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9712212",
    "kind": "arxiv",
    "version": 1
  }
}