Pith Number

pith:FDLENSHP

pith:2012:FDLENSHPSBXJPPQEQQ6MLH6WLU

not attested not anchored not stored refs pending

Planetary nebula kinematics in NGC 1316: a young Sombrero

Emily K. McNeil-Moylan, Kenneth C. Freeman, Magda Arnaboldi, Ortwin E. Gerhard

arxiv:1201.6010 v1 · 2012-01-29 · astro-ph.CO · 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{FDLENSHPSBXJPPQEQQ6MLH6WLU}

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	2026-05-18T01:58:38.532889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28d646c8ef906e97be04843cc59fd65d13685d980f601e96b12be8ec6927b8e8

Aliases

arxiv: 1201.6010 · arxiv_version: 1201.6010v1 · doi: 10.48550/arxiv.1201.6010 · pith_short_12: FDLENSHPSBXJ · pith_short_16: FDLENSHPSBXJPPQE · pith_short_8: FDLENSHP

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/FDLENSHPSBXJPPQEQQ6MLH6WLU \
  | 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: 28d646c8ef906e97be04843cc59fd65d13685d980f601e96b12be8ec6927b8e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67b0e534731c4de0f1d6a2830bd5b03cbabfd18f990810107cec695ddee61a96",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-29T02:28:41Z",
    "title_canon_sha256": "477a4329f61aa9e0ac6dbf957aa87e0b68d53a7ae443b97c5950572387361d31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6010",
    "kind": "arxiv",
    "version": 1
  }
}