Pith Number

pith:RCJI642N

pith:2012:RCJI642NBENOZTBMKE2V2PIGFD

not attested not anchored not stored refs pending

Hubble Space Telescope studies of low-redshift Type Ia supernovae: Evolution with redshift and ultraviolet spectral trends

A. Gal-Yam, A. Horesh, B. Dilday, B. J. Fulton, D. A. Howell, D. Bersier, D. Poznanski, E. Hsiao, E. O. Ofek, E. S. Walker, F. B. Bianco, I. Arcavi, I. Hook, J. Cooke, J. Surace, K. Maguire, M. M. Kasliwal, M. Sullivan, N. M. Law, O. Yaron, P. A. James, P. E. Nugent, P. Mazzali, P. Podsiadlowski, R. C. Thomas, R. R. Laher, R. S. Ellis, S. Ben-Ami, Y-C. Pan

arxiv:1205.7040 v2 · 2012-05-31 · astro-ph.CO · 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{RCJI642NBENOZTBMKE2V2PIGFD}

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	2026-05-18T01:57:09.286017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88928f734d091aeccc2c51355d3d0628d432c8450be4dc77e7af34be75641f26

Aliases

arxiv: 1205.7040 · arxiv_version: 1205.7040v2 · doi: 10.48550/arxiv.1205.7040 · pith_short_12: RCJI642NBENO · pith_short_16: RCJI642NBENOZTBM · pith_short_8: RCJI642N

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/RCJI642NBENOZTBMKE2V2PIGFD \
  | 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: 88928f734d091aeccc2c51355d3d0628d432c8450be4dc77e7af34be75641f26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10e7a43b45fe03cbe4ebceffcf27dae4f4b0030f75db3f849f83af8ff0b8bc0a",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-31T16:38:02Z",
    "title_canon_sha256": "36b558d242fc8b249224e8f16750a8595eafb1735492e25533ee51581ea87377"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.7040",
    "kind": "arxiv",
    "version": 2
  }
}