Pith Number

pith:I6V3RLHU

pith:2023:I6V3RLHUPV6K6ZL2QO6FQSEH3S

not attested not anchored not stored refs pending

Cygnus A Obscuring Torus: Ionized, Atomic or Molecular?

Atharva Bagul, Enrique Lopez-Rodriguez, Patrick Ogle, Philip Maloney, Robert Antonucci

arxiv:2310.19401 v1 · 2023-10-30 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I6V3RLHUPV6K6ZL2QO6FQSEH3S}

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	2026-07-05T07:06:50.418812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47abb8acf47d7caf657a83bc584887dcbb9a757f2048c7042637f30ef5f10198

Aliases

arxiv: 2310.19401 · arxiv_version: 2310.19401v1 · doi: 10.48550/arxiv.2310.19401 · pith_short_12: I6V3RLHUPV6K · pith_short_16: I6V3RLHUPV6K6ZL2 · pith_short_8: I6V3RLHU

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/I6V3RLHUPV6K6ZL2QO6FQSEH3S \
  | 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: 47abb8acf47d7caf657a83bc584887dcbb9a757f2048c7042637f30ef5f10198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d90f8a267a39c3a59b801fe13b1285840b18afcc04f3c72e52d4c1223fdc0d33",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-10-30T10:13:44Z",
    "title_canon_sha256": "7121d8ca37c71a1605ec834ec1bbba3288cf4ec3853c9b543fdd5c46205c7a1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.19401",
    "kind": "arxiv",
    "version": 1
  }
}