Pith Number

pith:BN2F2Y32

pith:2006:BN2F2Y32K3H26YCWMHZQBTXOZD

not attested not anchored not stored refs pending

Type Ia SNe along redshift: the R(Si II) ratio and the expansion velocities in intermediate z supernovae

A. Balastegui, A. Goobar, A. Mourao, C. Balland, C. Espana-Bonet, G. Altavilla, G. Folatelli, J. Mendez, K. Schamaneche, M. Irwin, M. Mouchet, N.A. Walton, P. Ruiz-Lapuente, R.M. McMahon, R. Pain, R.S. Ellis, S. Fabbro, S. Nobili, V. Stanishev, W. Hillebrandt

arxiv:astro-ph/0610143 v1 · 2006-10-05 · 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{BN2F2Y32K3H26YCWMHZQBTXOZD}

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	2026-05-18T04:28:57.506591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b745d637a56cfaf605661f300ceeec8fc75ca2b5dced60ca2d05e2026d5ce26

Aliases

arxiv: astro-ph/0610143 · arxiv_version: astro-ph/0610143v1 · doi: 10.48550/arxiv.astro-ph/0610143 · pith_short_12: BN2F2Y32K3H2 · pith_short_16: BN2F2Y32K3H26YCW · pith_short_8: BN2F2Y32

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/BN2F2Y32K3H26YCWMHZQBTXOZD \
  | 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: 0b745d637a56cfaf605661f300ceeec8fc75ca2b5dced60ca2d05e2026d5ce26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efa2d501a9d9c4322d7c003fc334f0ffbacfb283adc19429ac4924421f993d11",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-10-05T09:46:16Z",
    "title_canon_sha256": "59b233b09113e9833135a50242b2407416e772051267128dab2cec5339c8c108"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0610143",
    "kind": "arxiv",
    "version": 1
  }
}