Pith Number

pith:SR7H7YFP

pith:2015:SR7H7YFPAVN25QKFWNKSYIW2TL

not attested not anchored not stored refs pending

Morpho-kinematics of the planetary nebula NGC 3242: an analysis beyond its multiple-shell structure

M. A. G\'omez-Mu\~noz, M. W. Blanco C\'ardenas, P. F. Guill\'en, R. V\'azquez, S. Ayala, S. Zavala

arxiv:1508.05115 v1 · 2015-08-20 · astro-ph.SR · 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{SR7H7YFPAVN25QKFWNKSYIW2TL}

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	2026-05-18T01:31:31.316587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

947e7fe0af055baec145b3552c22da9ac019053d70687fc73d7f5770016a3d2e

Aliases

arxiv: 1508.05115 · arxiv_version: 1508.05115v1 · doi: 10.48550/arxiv.1508.05115 · pith_short_12: SR7H7YFPAVN2 · pith_short_16: SR7H7YFPAVN25QKF · pith_short_8: SR7H7YFP

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/SR7H7YFPAVN25QKFWNKSYIW2TL \
  | 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: 947e7fe0af055baec145b3552c22da9ac019053d70687fc73d7f5770016a3d2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94e4dca4331332006c6bc8ce71a5dbce21ae93d90d4509a61a854cf90f25f96d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-08-20T20:35:37Z",
    "title_canon_sha256": "386ce46615d534483ffffb92a51c71256a7077ee27c5f6b92965ca8d0d715b5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05115",
    "kind": "arxiv",
    "version": 1
  }
}