Pith Number

pith:W4WOFT2I

pith:2019:W4WOFT2ISGIADE2B6NA2GKR6YY

not attested not anchored not stored refs pending

New evidence for weak magnetic fields in Herbig Ae/Be stars

I. Ilyin, M. Sch\"oller, S. Hubrig, S. P. J\"arvinen, T. A. Carroll

arxiv:1908.02093 v1 · 2019-08-06 · 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{W4WOFT2ISGIADE2B6NA2GKR6YY}

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	2026-07-04T23:55:48.846435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b72ce2cf489190019341f341a32a3ec627c12805189c4b53034f5c90905112b2

Aliases

arxiv: 1908.02093 · arxiv_version: 1908.02093v1 · doi: 10.48550/arxiv.1908.02093 · pith_short_12: W4WOFT2ISGIA · pith_short_16: W4WOFT2ISGIADE2B · pith_short_8: W4WOFT2I

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/W4WOFT2ISGIADE2B6NA2GKR6YY \
  | 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: b72ce2cf489190019341f341a32a3ec627c12805189c4b53034f5c90905112b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e916e0f3d237d89ddadd31cc5279a35b29e95080482ee3db2d39f996bdecf9a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-06T12:04:10Z",
    "title_canon_sha256": "4491bf52189419d5185d9214902aceb095d877518e4d5ea5bbbd40d95083f9a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02093",
    "kind": "arxiv",
    "version": 1
  }
}