Pith Number

pith:MCZLMNE3

pith:2004:MCZLMNE3QGINPA3FTW6D4CTIDH

not attested not anchored not stored refs pending

HST and FUSE Spectroscopy of Hot Hydrogen-Rich Central Stars of Planetary Nebulae

A.I.D. Hoffmann, I. Traulsen, J.W. Kruk, K. Werner, S. Dreizler, T. Rauch

arxiv:astro-ph/0411403 v1 · 2004-11-15 · 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{MCZLMNE3QGINPA3FTW6D4CTIDH}

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.

Cited by

1 paper in Pith

SDSS-V LVM: Revealing the Physical and Chemical Structure of the Helix Nebula

Receipt and verification

First computed	2026-07-04T14:13:53.682784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60b2b6349b8190d783659dbc3e0a6819cb3e694acc0fb40401cdb8a383f65174

Aliases

arxiv: astro-ph/0411403 · arxiv_version: astro-ph/0411403v1 · doi: 10.48550/arxiv.astro-ph/0411403 · pith_short_12: MCZLMNE3QGIN · pith_short_16: MCZLMNE3QGINPA3F · pith_short_8: MCZLMNE3

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/MCZLMNE3QGINPA3FTW6D4CTIDH \
  | 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: 60b2b6349b8190d783659dbc3e0a6819cb3e694acc0fb40401cdb8a383f65174

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f26cf703ba05e5870e173b7bc97ea9dbd10907e2a0f9dcaf25784893faddaca5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-15T14:19:00Z",
    "title_canon_sha256": "4cd45405dd76223269125abb4abd37897d6bba9b2edd6a013a14ccca5cb9d3ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411403",
    "kind": "arxiv",
    "version": 1
  }
}