Pith Number

pith:L4HUQO7B

pith:2019:L4HUQO7BOKVYCZYBTGG72PQW56

not attested not anchored not stored refs pending

Spatially resolved X-ray study of supernova remnants that host magnetars: Implication of their fossil field origin

Jacco Vink, Marco Miceli, Ping Zhou, Samar Safi-Harb

arxiv:1909.01922 v1 · 2019-09-04 · 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{L4HUQO7BOKVYCZYBTGG72PQW56}

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	2026-07-05T00:02:21.751213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f0f483be172ab816701998dfd3e16efae4cbc239798f85e8619c595a26fed8d

Aliases

arxiv: 1909.01922 · arxiv_version: 1909.01922v1 · doi: 10.48550/arxiv.1909.01922 · pith_short_12: L4HUQO7BOKVY · pith_short_16: L4HUQO7BOKVYCZYB · pith_short_8: L4HUQO7B

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/L4HUQO7BOKVYCZYBTGG72PQW56 \
  | 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: 5f0f483be172ab816701998dfd3e16efae4cbc239798f85e8619c595a26fed8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b65c529de5ca80c6b0a2da1cb4a75b6142b5065c3e95c011565c7425804b3cbd",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-09-04T16:19:21Z",
    "title_canon_sha256": "98c9f18e8b210476a65755427ffec64158aa5e97436b55631fe6a36f3702d862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01922",
    "kind": "arxiv",
    "version": 1
  }
}