Pith Number

pith:AZRRY5F4

pith:2007:AZRRY5F4PYGG2TAECHZSRQ2Z5N

not attested not anchored not stored refs pending

ALMA as the ideal probe of the solar chromosphere

M. A. Loukitcheva, S. K. Solanki, S. White

arxiv:0704.0023 v1 · 2007-03-31 · astro-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{AZRRY5F4PYGG2TAECHZSRQ2Z5N}

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	2026-07-04T15:44:55.795426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06631c74bc7e0c6d4c0411f328c359eb461bdb43449e8e6813fd64659b6a5bc8

Aliases

arxiv: 0704.0023 · arxiv_version: 0704.0023v1 · doi: 10.48550/arxiv.0704.0023 · pith_short_12: AZRRY5F4PYGG · pith_short_16: AZRRY5F4PYGG2TAE · pith_short_8: AZRRY5F4

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/AZRRY5F4PYGG2TAECHZSRQ2Z5N \
  | 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: 06631c74bc7e0c6d4c0411f328c359eb461bdb43449e8e6813fd64659b6a5bc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15f8c85b6a4c5a90e76f3867de141ea964a3f2e2a99fc3db99f52e2b8bc318dd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-31T11:42:13Z",
    "title_canon_sha256": "c8935ca7ac9e4833bc0ecdece663b2bbfb29d614833307ec586da13b1411cea6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0023",
    "kind": "arxiv",
    "version": 1
  }
}