Pith Number

pith:T6BWFD3Y

pith:2005:T6BWFD3Y3U57NP3NIRPQRAO3S2

not attested not anchored not stored refs pending

Do we really know how to derive the basic PNe parameters?

Brazil), Denise R. Goncalves (IAG - Universidade de Sao Paulo

arxiv:astro-ph/0511111 v1 · 2005-11-03 · 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{T6BWFD3Y3U57NP3NIRPQRAO3S2}

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	2026-05-18T01:07:25.664705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f83628f78dd3bf6bf6d445f0881db9698b4ddc8e3a3512e194773ae80f0e9c6

Aliases

arxiv: astro-ph/0511111 · arxiv_version: astro-ph/0511111v1 · doi: 10.48550/arxiv.astro-ph/0511111 · pith_short_12: T6BWFD3Y3U57 · pith_short_16: T6BWFD3Y3U57NP3N · pith_short_8: T6BWFD3Y

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/T6BWFD3Y3U57NP3NIRPQRAO3S2 \
  | 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: 9f83628f78dd3bf6bf6d445f0881db9698b4ddc8e3a3512e194773ae80f0e9c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e250e92696e68cd2b23d5b642ed925c1dda6f9f80b53e76f0247bb9ecca11100",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-03T19:36:44Z",
    "title_canon_sha256": "19c3be1e1d29b0052999cde0d5fe05647fa885b23937ec657f678d0fcee42d00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511111",
    "kind": "arxiv",
    "version": 1
  }
}