Pith Number

pith:4O7KL7VN

pith:2019:4O7KL7VNYSS5PI7WCRRBJLPCPV

not attested not anchored not stored refs pending

The nearby luminous transient AT2018cow: a magnetar formed in a sub-relativistically expanding non-jetted explosion

J. Yang, P. Mohan, T. An

arxiv:1911.11912 v3 · 2019-11-27 · 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{4O7KL7VNYSS5PI7WCRRBJLPCPV}

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	2026-07-05T00:34:04.692644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3bea5feadc4a5d7a3f6146214ade27d7fdf37cb2a00c98a7840828fc50f4b6a

Aliases

arxiv: 1911.11912 · arxiv_version: 1911.11912v3 · doi: 10.48550/arxiv.1911.11912 · pith_short_12: 4O7KL7VNYSS5 · pith_short_16: 4O7KL7VNYSS5PI7W · pith_short_8: 4O7KL7VN

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/4O7KL7VNYSS5PI7WCRRBJLPCPV \
  | 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: e3bea5feadc4a5d7a3f6146214ade27d7fdf37cb2a00c98a7840828fc50f4b6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee7480bd697f55427d6e249c78ebdfcb018f3b71df1752a482ec5d589e8489aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-11-27T02:06:53Z",
    "title_canon_sha256": "154f847f03da0dd537d219a6aeadf1f64aa6804d52100106b6dd5903266acda5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.11912",
    "kind": "arxiv",
    "version": 3
  }
}