Pith Number

pith:FIDPG5HG

pith:2018:FIDPG5HGDYU5DDNJGA7YOZPW44

not attested not anchored not stored refs pending

Current closure in the pulsar magnetosphere

Ioannis Contopoulos

arxiv:1809.09064 v2 · 2018-09-24 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FIDPG5HGDYU5DDNJGA7YOZPW44}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:03:14.809332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a06f374e61e29d18da9303f8765f6e723b317825258e41b6ab5f1b68dbb0c76

Aliases

arxiv: 1809.09064 · arxiv_version: 1809.09064v2 · doi: 10.48550/arxiv.1809.09064 · pith_short_12: FIDPG5HGDYU5 · pith_short_16: FIDPG5HGDYU5DDNJ · pith_short_8: FIDPG5HG

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/FIDPG5HGDYU5DDNJGA7YOZPW44 \
  | 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: 2a06f374e61e29d18da9303f8765f6e723b317825258e41b6ab5f1b68dbb0c76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "928a233d59cbf4e13972d9fab7e485d18eeb01e78f36ec5c2456c9518d63ebf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-09-24T17:12:41Z",
    "title_canon_sha256": "1024d2ec1a4f0b2196ab3e590e83df043381b069433fac0a9db8296bae558ce3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09064",
    "kind": "arxiv",
    "version": 2
  }
}