Pith Number

pith:MMB4A2NI

pith:2018:MMB4A2NIL3QMZVQJ4EJQC53RHK

not attested not anchored not stored refs pending

Horizontal photospheric flows trigger a filament eruption

B. Filippov, B. Schmieder, J.M. Malherbe, R. Chandra, T. Roudier

arxiv:1808.02272 v1 · 2018-08-07 · 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{MMB4A2NIL3QMZVQJ4EJQC53RHK}

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	2026-05-18T00:02:31.361090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6303c069a85ee0ccd609e1130177713aa518fe199c9ef88eb0077a7d32b7e939

Aliases

arxiv: 1808.02272 · arxiv_version: 1808.02272v1 · doi: 10.48550/arxiv.1808.02272 · pith_short_12: MMB4A2NIL3QM · pith_short_16: MMB4A2NIL3QMZVQJ · pith_short_8: MMB4A2NI

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/MMB4A2NIL3QMZVQJ4EJQC53RHK \
  | 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: 6303c069a85ee0ccd609e1130177713aa518fe199c9ef88eb0077a7d32b7e939

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efaa0e1d8c4c29d64095b53f8d63451822e3122761653f1bca30c52a75c0c499",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-07T09:15:21Z",
    "title_canon_sha256": "fe82690316905fdb1cdc425463fb6238cec63023ec30dfe9bc7a080a5675d95b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02272",
    "kind": "arxiv",
    "version": 1
  }
}