Pith Number

pith:4O5N6ZU2

pith:2007:4O5N6ZU246IGE354FI4RWRVTSQ

not attested not anchored not stored refs pending

Constraints on Type Ib/c and GRB Progenitors

A. Hungerford, A. Panaitescu, B. Schmidt, C.L. Fryer, E. Berger, E. Cappellaro, E.P.J. van den Heuvel, G. Rockefeller, J. Prochaska, K. Nomoto, M. van Putten, P.A. Mazzali, P. Podsiadlowski, P. Young, R. Chevalier, S.-C. Yoon, S. Kulkarni

arxiv:astro-ph/0702338 v1 · 2007-02-13 · 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{4O5N6ZU246IGE354FI4RWRVTSQ}

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

SN 2023rve: A Type II Supernova with No Nebular Oxygen

Receipt and verification

First computed	2026-05-18T01:40:26.974674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3badf669ae790626fbc2a391b46b3942005769e5df36e1803f26f03b254abe6

Aliases

arxiv: astro-ph/0702338 · arxiv_version: astro-ph/0702338v1 · doi: 10.48550/arxiv.astro-ph/0702338 · pith_short_12: 4O5N6ZU246IG · pith_short_16: 4O5N6ZU246IGE354 · pith_short_8: 4O5N6ZU2

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/4O5N6ZU246IGE354FI4RWRVTSQ \
  | 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: e3badf669ae790626fbc2a391b46b3942005769e5df36e1803f26f03b254abe6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ea9cd0541652613563ca16ee2eccd4eb9ce378381613cd3dce257e23a72945b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-13T13:55:10Z",
    "title_canon_sha256": "0556bced24ed65a3772220f5704da636e1bfea1859708f4d72c3cba730898a84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702338",
    "kind": "arxiv",
    "version": 1
  }
}