Pith Number

pith:N3HYQWJH

pith:2000:N3HYQWJHI6RMT4RYODYT5XKPMC

not attested not anchored not stored refs pending

The Absolute Abundance of Iron in the Solar Corona

J. W. Brosius, M. R. Kundu, R. J. Thomas, S. M. White

arxiv:astro-ph/0004007 v1 · 2000-04-03 · 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{N3HYQWJHI6RMT4RYODYT5XKPMC}

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	2026-05-18T01:07:46.764729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ecf88592747a2c9f23870f13edd4f608d0ce145e0c4e65c9f536167d0fb09be

Aliases

arxiv: astro-ph/0004007 · arxiv_version: astro-ph/0004007v1 · doi: 10.48550/arxiv.astro-ph/0004007 · pith_short_12: N3HYQWJHI6RM · pith_short_16: N3HYQWJHI6RMT4RY · pith_short_8: N3HYQWJH

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/N3HYQWJHI6RMT4RYODYT5XKPMC \
  | 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: 6ecf88592747a2c9f23870f13edd4f608d0ce145e0c4e65c9f536167d0fb09be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30c10cde1307126af736bb9245298f3a9dca5a604971473e314831756bc91e5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-03T15:54:38Z",
    "title_canon_sha256": "889fd2a19c8b87bd533b167152845cf26a620d9c7a5cb7a179916f4d1a631855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004007",
    "kind": "arxiv",
    "version": 1
  }
}