Pith Number

pith:EXPPFFNN

pith:2019:EXPPFFNNFYC6QU2SE4FFD54XOX

not attested not anchored not stored refs pending

Observations of solar small-scale magnetic flux-sheet emergence

A.J. Kaithakkal, C.E. Fischer, J.M. Borrero, N. Bello Gonz\'alez

arxiv:1901.05870 v1 · 2019-01-17 · 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{EXPPFFNNFYC6QU2SE4FFD54XOX}

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	2026-05-17T23:54:08.022828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25def295ad2e05e85352270a51f79775ddcc7ebe44272a7b9721a5d161e94f12

Aliases

arxiv: 1901.05870 · arxiv_version: 1901.05870v1 · doi: 10.48550/arxiv.1901.05870 · pith_short_12: EXPPFFNNFYC6 · pith_short_16: EXPPFFNNFYC6QU2S · pith_short_8: EXPPFFNN

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/EXPPFFNNFYC6QU2SE4FFD54XOX \
  | 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: 25def295ad2e05e85352270a51f79775ddcc7ebe44272a7b9721a5d161e94f12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34e6477ba7c660c1bd4eef15b276b14848aa8deb8592fb557b2f55f4efcf0859",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-17T16:25:26Z",
    "title_canon_sha256": "ff70b1a4a6710d3f0cfa2f31d94daa1cf2ef071cfa6f8064f61c6a72ceb970c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05870",
    "kind": "arxiv",
    "version": 1
  }
}