Pith Number

pith:PIXL7Q56

pith:2019:PIXL7Q56JYBA5QLLFHLQFRRJMK

not attested not anchored not stored refs pending

Diagnostic potential of the Ca II 8542A line for solar filaments

A. Asensio Ramos, C. J. D\'iaz Baso, J. de la Cruz Rodr\'iguez, M. J. Mart\'inez Gonz\'alez

arxiv:1902.06574 v1 · 2019-02-18 · 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{PIXL7Q56JYBA5QLLFHLQFRRJMK}

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	2026-05-17T23:49:38.969095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a2ebfc3be4e020ec16b29d702c62962b167e2611c95a3b670d6fe7b764016a0

Aliases

arxiv: 1902.06574 · arxiv_version: 1902.06574v1 · doi: 10.48550/arxiv.1902.06574 · pith_short_12: PIXL7Q56JYBA · pith_short_16: PIXL7Q56JYBA5QLL · pith_short_8: PIXL7Q56

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/PIXL7Q56JYBA5QLLFHLQFRRJMK \
  | 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: 7a2ebfc3be4e020ec16b29d702c62962b167e2611c95a3b670d6fe7b764016a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d684bac48dac4c2bbe9a7e14cd25db0cb32ac9e0d58bd0786fcb5f9adb49645f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-18T13:58:04Z",
    "title_canon_sha256": "c9f19d2af39c5594ef4ab5470700d1b5df3656dae0d2ad483e8d30ea8cc43164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06574",
    "kind": "arxiv",
    "version": 1
  }
}