Pith Number

pith:N2D3M357

pith:2018:N2D3M3572RUZBPDHZNI76VXQLC

not attested not anchored not stored refs pending

Explaining the morphology of supernova remnant (SNR) 1987A with the jittering jets explosion mechanism

Ealeal Bear, Israel), Noam Soker (Technion

arxiv:1803.03946 v2 · 2018-03-11 · astro-ph.HE · 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{N2D3M3572RUZBPDHZNI76VXQLC}

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	2026-05-18T00:17:04.236053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e87b66fbfd46990bc67cb51ff56f0588910af5fd88f33055a1821fae6fafb95

Aliases

arxiv: 1803.03946 · arxiv_version: 1803.03946v2 · doi: 10.48550/arxiv.1803.03946 · pith_short_12: N2D3M3572RUZ · pith_short_16: N2D3M3572RUZBPDH · pith_short_8: N2D3M357

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/N2D3M3572RUZBPDHZNI76VXQLC \
  | 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: 6e87b66fbfd46990bc67cb51ff56f0588910af5fd88f33055a1821fae6fafb95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaa0091e149b3b5a1fe4ba782d5d94ee9213029976d67a0b38e91e4649480f16",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-03-11T11:45:08Z",
    "title_canon_sha256": "e6b4eebf4669916d86f851219136e736d307c95f1fd571ee562b77b825779320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03946",
    "kind": "arxiv",
    "version": 2
  }
}