Pith Number

pith:OW4WVE26

pith:2011:OW4WVE26MINFDXB3473ZBEWJQN

not attested not anchored not stored refs pending

Optical and Infrared Imaging and Spectroscopy of the Multiple-Shell Planetary Nebula NGC 6369

Gerardo Ramos-Larios, J. P. Phillips, Martin A. Guerrero, Roberto Vazquez

arxiv:1111.1474 v1 · 2011-11-07 · 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{OW4WVE26MINFDXB3473ZBEWJQN}

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	2026-05-18T01:59:44.662787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75b96a935e621a51dc3be7f79092c9836dd1b791a07b091872c386920300de9c

Aliases

arxiv: 1111.1474 · arxiv_version: 1111.1474v1 · doi: 10.48550/arxiv.1111.1474 · pith_short_12: OW4WVE26MINF · pith_short_16: OW4WVE26MINFDXB3 · pith_short_8: OW4WVE26

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/OW4WVE26MINFDXB3473ZBEWJQN \
  | 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: 75b96a935e621a51dc3be7f79092c9836dd1b791a07b091872c386920300de9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c321e090860a45a06a8a50366500bbdb43712f1983ca7ca06e5478b21dfccdbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-07T02:52:36Z",
    "title_canon_sha256": "3982662525ca34057c2cc803241d467d646faa2841fd34edeb79db5f3c1033e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1474",
    "kind": "arxiv",
    "version": 1
  }
}