Pith Number

pith:TMBVOGUU

pith:2023:TMBVOGUUG6R5C4ACT7OKJ2YGZU

not attested not anchored not stored refs pending

When the Stars Align: A 5 {\sigma} Concordance of Planetary Nebulae Major Axes in the Centre of our Galaxy

Albert A. Zijlstra, Andreas Ritter, Bryan Rees, Quentin A. Parker, Shuyu Tan

arxiv:2307.07140 v1 · 2023-07-14 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMBVOGUUG6R5C4ACT7OKJ2YGZU}

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	2026-07-05T06:30:51.607477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b03571a9437a3d170029fdca4eb06cd1ed6eb7c254443b893e760c35f573d9e

Aliases

arxiv: 2307.07140 · arxiv_version: 2307.07140v1 · doi: 10.48550/arxiv.2307.07140 · pith_short_12: TMBVOGUUG6R5 · pith_short_16: TMBVOGUUG6R5C4AC · pith_short_8: TMBVOGUU

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/TMBVOGUUG6R5C4ACT7OKJ2YGZU \
  | 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: 9b03571a9437a3d170029fdca4eb06cd1ed6eb7c254443b893e760c35f573d9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d94a1c444ccfc0e8bdb3afe356b63ffa09909025ca8e9b899451ac0be21fb17f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-07-14T03:50:38Z",
    "title_canon_sha256": "44d2b965e2168f8aba42dd90ca146b3f0b0257f0a6ac2a5e387de08618296777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.07140",
    "kind": "arxiv",
    "version": 1
  }
}