Pith Number

pith:OQJENFAQ

pith:2012:OQJENFAQPDUYDAHPMEEJUHJQWN

not attested not anchored not stored refs pending

Solar prominences with Na and Mg emissions and centrally reversed Balmer line

E. Wiehr, G. Stellmacher

arxiv:1210.5643 v1 · 2012-10-20 · 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{OQJENFAQPDUYDAHPMEEJUHJQWN}

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	2026-05-18T03:42:43.475575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

741246941078e98180ef61089a1d30b37e74dfadd98f81d57070129b1e3e5eb5

Aliases

arxiv: 1210.5643 · arxiv_version: 1210.5643v1 · doi: 10.48550/arxiv.1210.5643 · pith_short_12: OQJENFAQPDUY · pith_short_16: OQJENFAQPDUYDAHP · pith_short_8: OQJENFAQ

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/OQJENFAQPDUYDAHPMEEJUHJQWN \
  | 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: 741246941078e98180ef61089a1d30b37e74dfadd98f81d57070129b1e3e5eb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bdbdc1722d34d8a9763991afcc6438802e502fecf3a3c91f78946a4f45bb7ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-20T17:21:32Z",
    "title_canon_sha256": "4d6996ec3a8e46f9160a28bbb9a8565da764a3e2cce3778a2fa08e8c17fedffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5643",
    "kind": "arxiv",
    "version": 1
  }
}