Pith Number

pith:PHS7Z7LC

pith:2017:PHS7Z7LCK5ULPOXIVSRPSABNSX

not attested not anchored not stored refs pending

Thermal generation of the magnetic field in the surface layers of massive stars

Vadim Urpin

arxiv:1709.02239 v1 · 2017-09-07 · 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{PHS7Z7LCK5ULPOXIVSRPSABNSX}

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	2026-05-18T00:34:46.082896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79e5fcfd625768b7bae8aca2f9002d95fa99006d3962832f54f1bf04d1e86e76

Aliases

arxiv: 1709.02239 · arxiv_version: 1709.02239v1 · doi: 10.48550/arxiv.1709.02239 · pith_short_12: PHS7Z7LCK5UL · pith_short_16: PHS7Z7LCK5ULPOXI · pith_short_8: PHS7Z7LC

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/PHS7Z7LCK5ULPOXIVSRPSABNSX \
  | 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: 79e5fcfd625768b7bae8aca2f9002d95fa99006d3962832f54f1bf04d1e86e76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f0eec34941c873880abac4dbd26ade3a1ba1a8bd0bd91467aafd5e388cd2ee8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-07T13:55:21Z",
    "title_canon_sha256": "8278b9f0b4baa0f2d082979d838c5471c2f8053d62a29e50f8ff5d46f6ad00a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02239",
    "kind": "arxiv",
    "version": 1
  }
}