Pith Number

pith:YT4TJ7WD

pith:2012:YT4TJ7WDBHDT44N4MFY2I7EADK

not attested not anchored not stored refs pending

The filamentary Multi-Polar Planetary Nebula NGC 5189

G. Ramos-Larios, J. A. L\'opez, L. Sabin, Ma.T. Garc\'ia-D\'iaz, R. V\'azquez

arxiv:1203.1297 v1 · 2012-03-06 · 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{YT4TJ7WDBHDT44N4MFY2I7EADK}

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	2026-05-18T04:00:39.743040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4f934fec309c73e71bc6171a47c801aad7a867f0c1531e471efbdea78b72379

Aliases

arxiv: 1203.1297 · arxiv_version: 1203.1297v1 · doi: 10.48550/arxiv.1203.1297 · pith_short_12: YT4TJ7WDBHDT · pith_short_16: YT4TJ7WDBHDT44N4 · pith_short_8: YT4TJ7WD

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/YT4TJ7WDBHDT44N4MFY2I7EADK \
  | 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: c4f934fec309c73e71bc6171a47c801aad7a867f0c1531e471efbdea78b72379

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ae393a3f4f19fddf9d8fbca7ae89ce72b7f35d1547e7aac7989855befa59829",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-03-06T19:55:47Z",
    "title_canon_sha256": "e48d8fee6868360e36bf3fd07f87649e692b18c8c0eaab82adef307d539f84c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1297",
    "kind": "arxiv",
    "version": 1
  }
}