Pith Number

pith:6GM4Y5RN

pith:2021:6GM4Y5RNKT5LXQE6ECXYRXVMH2

not attested not anchored not stored refs pending

SynthIA: A Synthetic Inversion Approximation for the Stokes Vector Fusing SDO and Hinode into a Virtual Observatory

David F. Fouhey, Graham Barnes, J. Todd Hoeksema, KD Leka, Mark C.M. Cheung, Peter W. Schuck, Richard E.L. Higgins, Spiro K. Antiochos, Tamas I. Gombosi, Yang Liu

arxiv:2108.12421 v1 · 2021-08-27 · astro-ph.IM · astro-ph.SR · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6GM4Y5RNKT5LXQE6ECXYRXVMH2}

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	2026-07-05T04:03:50.574092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f199cc762d54fabbc09e20af88deac3e985bf7546f4521c6cb1832956b7ffb72

Aliases

arxiv: 2108.12421 · arxiv_version: 2108.12421v1 · doi: 10.48550/arxiv.2108.12421 · pith_short_12: 6GM4Y5RNKT5L · pith_short_16: 6GM4Y5RNKT5LXQE6 · pith_short_8: 6GM4Y5RN

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/6GM4Y5RNKT5LXQE6ECXYRXVMH2 \
  | 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: f199cc762d54fabbc09e20af88deac3e985bf7546f4521c6cb1832956b7ffb72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83a0ee8043c4308d6a966089662ca411737934f0e1cc7c9a043af87a060bc5e7",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-27T17:58:38Z",
    "title_canon_sha256": "4b45b253bdbee5a8ee83a6273d6fdf4c6b79fd3d8b3b1069a6082c93487e7585"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12421",
    "kind": "arxiv",
    "version": 1
  }
}