Pith Number

pith:MD6VLZVT

pith:2012:MD6VLZVTEDQPGXSG775BNMJR3R

not attested not anchored not stored refs pending

Helium Emissions Observed in Ground-Based Spectra of Solar Prominences

Eberhard Wiehr, Goetz Stellmacher, Michele Bianda, Renzo Ramelli

arxiv:1208.2153 v2 · 2012-08-10 · astro-ph.SR · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MD6VLZVTEDQPGXSG775BNMJR3R}

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	2026-05-18T01:13:45.181665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60fd55e6b320e0f35e46fffa16b131dc5863bd99e2095d8a07fef401fa4d5ed5

Aliases

arxiv: 1208.2153 · arxiv_version: 1208.2153v2 · doi: 10.48550/arxiv.1208.2153 · pith_short_12: MD6VLZVTEDQP · pith_short_16: MD6VLZVTEDQPGXSG · pith_short_8: MD6VLZVT

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/MD6VLZVTEDQPGXSG775BNMJR3R \
  | 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: 60fd55e6b320e0f35e46fffa16b131dc5863bd99e2095d8a07fef401fa4d5ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bde9a9a8ba8bd8866ef66b2c6b07038fef9da6ab9e7f557700860efe3548e8b2",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-10T12:09:15Z",
    "title_canon_sha256": "7241feafcd8fd43c0555bca2adfabc5b2ea43a017727d74f6c48efc1707cc2cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2153",
    "kind": "arxiv",
    "version": 2
  }
}