Pith Number

pith:YHFMMUKY

pith:2005:YHFMMUKYDQIYRYQZDSZG5AEILN

not attested not anchored not stored refs pending

Spectroscopic Binaries in Planetary Nebulae

Howard E. Bond (STScI)

arxiv:astro-ph/0510091 v1 · 2005-10-04 · 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{YHFMMUKYDQIYRYQZDSZG5AEILN}

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	2026-05-18T01:07:26.054952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1cac651581c1188e2191cb26e80885b7cb44548034f271d1f0db903e48dbddd

Aliases

arxiv: astro-ph/0510091 · arxiv_version: astro-ph/0510091v1 · doi: 10.48550/arxiv.astro-ph/0510091 · pith_short_12: YHFMMUKYDQIY · pith_short_16: YHFMMUKYDQIYRYQZ · pith_short_8: YHFMMUKY

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/YHFMMUKYDQIYRYQZDSZG5AEILN \
  | 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: c1cac651581c1188e2191cb26e80885b7cb44548034f271d1f0db903e48dbddd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfb0eda1d19165adc1495150ed9f976f8df748268181221b63bf0213f8ab0f46",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-10-04T18:30:02Z",
    "title_canon_sha256": "a84257acff33b8c2e3b1e16cbe0312efebaec7388b3d46c8dd0c137a4c27b40b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0510091",
    "kind": "arxiv",
    "version": 1
  }
}