Pith Number

pith:OMZBVX2N

pith:2012:OMZBVX2NHXQURTLLPMBIXKDVXC

not attested not anchored not stored refs pending

Short vs Long and Collapsars vs. non-Collapsar: a quantitative classification of GRBs

Ehud Nakar, Omer Bromberg, Re'em Sari, Tsvi Piran

arxiv:1210.0068 v1 · 2012-09-29 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMZBVX2NHXQURTLLPMBIXKDVXC}

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	2026-05-18T01:54:12.587709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73321adf4d3de148cd6b7b028ba875b8a4d90d8ecdb30607194fb6cae2cdb1d2

Aliases

arxiv: 1210.0068 · arxiv_version: 1210.0068v1 · doi: 10.48550/arxiv.1210.0068 · pith_short_12: OMZBVX2NHXQU · pith_short_16: OMZBVX2NHXQURTLL · pith_short_8: OMZBVX2N

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/OMZBVX2NHXQURTLLPMBIXKDVXC \
  | 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: 73321adf4d3de148cd6b7b028ba875b8a4d90d8ecdb30607194fb6cae2cdb1d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59e9148f34c9a7b92d250d8e1b15068443e8684edd17e0aef907beabff8d49e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-09-29T01:58:09Z",
    "title_canon_sha256": "e4c307886ae31cdc31592b10cdcb61905ec98b92eebdbd3eea28f55b04a884b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0068",
    "kind": "arxiv",
    "version": 1
  }
}