Pith Number

pith:E3U75HBP

pith:2006:E3U75HBPTQLXYJTDUAUABAXF2X

not attested not anchored not stored refs pending

A close look into the carbon disk at the core of the planetary nebula CPD-568032

AGN\`es Acker (OAS), Albert A. Zijlstra (Universtiy Manchester), Alexander Rothkopf (MPIA), Arnaud Collioud (LG), B. Lopez (LG), Eric Lagadec (LG, Geoff C. Clayton (Louisiana State University), Olivier Chesneau (LG), Orsola De Marco (AMNH), Sebastian Wolf (MPIA), Universtiy Manchester)

arxiv:astro-ph/0606745 v1 · 2006-06-30 · 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{E3U75HBPTQLXYJTDUAUABAXF2X}

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	2026-05-18T01:09:10.540128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26e9fe9c2f9c177c2663a0280082e5d5f793022eca765430fa22702c3e4a6dbd

Aliases

arxiv: astro-ph/0606745 · arxiv_version: astro-ph/0606745v1 · doi: 10.48550/arxiv.astro-ph/0606745 · pith_short_12: E3U75HBPTQLX · pith_short_16: E3U75HBPTQLXYJTD · pith_short_8: E3U75HBP

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/E3U75HBPTQLXYJTDUAUABAXF2X \
  | 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: 26e9fe9c2f9c177c2663a0280082e5d5f793022eca765430fa22702c3e4a6dbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e6b7ddcc938a5fa4d242249da69306307545145d5a5266f6be1446c22253c71",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-06-30T05:00:53Z",
    "title_canon_sha256": "3b3b5d8ae570d0f4eb6890d4ae8b50bea67f7ecea559b0d9994c8d1293ff1408"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0606745",
    "kind": "arxiv",
    "version": 1
  }
}