Pith Number

pith:H2R2WA3G

pith:2018:H2R2WA3GO7HHTXJ5GY2RBAQNY6

not attested not anchored not stored refs pending

Detection of spatially structured scattering polarization of Sr I $4607.3$ \AA \ with the Fast Solar Polarimeter

A. Feller, F. A. Iglesias, F. Zeuner, S. K. Solanki

arxiv:1808.06539 v2 · 2018-08-20 · 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{H2R2WA3GO7HHTXJ5GY2RBAQNY6}

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	2026-05-17T23:59:51.833658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ea3ab036677ce79dd3d363510820dc7ab9b5d4d1bddc1f10f7b2ec5b42cc745

Aliases

arxiv: 1808.06539 · arxiv_version: 1808.06539v2 · doi: 10.48550/arxiv.1808.06539 · pith_short_12: H2R2WA3GO7HH · pith_short_16: H2R2WA3GO7HHTXJ5 · pith_short_8: H2R2WA3G

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/H2R2WA3GO7HHTXJ5GY2RBAQNY6 \
  | 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: 3ea3ab036677ce79dd3d363510820dc7ab9b5d4d1bddc1f10f7b2ec5b42cc745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4885008c86bba0bdd902a7c7926e51b139c2a52ab8a3d727248fb4559494b69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-20T16:01:59Z",
    "title_canon_sha256": "3dad94eef8d690da1c659ad9b186fed79da8be44ec6ee5cfdd00effb5762702f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06539",
    "kind": "arxiv",
    "version": 2
  }
}