Pith Number

pith:EBBGCEWW

pith:2011:EBBGCEWWZJZWDTKFBVQOJGPTP3

not attested not anchored not stored refs pending

The morphology and kinematics of the Fine Ring Nebula, planetary nebula Sp 1, and the shaping influence of its binary central star

(2) Chalmers Tekniska Hogskola, 3), (3) Jodrell Bank Centre for Astrophysics, (4) Queen's University Belfast, (5) Ecole Normale Superieure de Lyon), D. Jones (1), D. L. Mitchell (2, D. Pollacco (4), J. Meaburn (3), M. Lloyd (3), N. M. H. Vaytet (5) ((1) European Southern Observatory, T. J. O'Brien (3)

arxiv:1111.2860 v2 · 2011-11-11 · 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{EBBGCEWWZJZWDTKFBVQOJGPTP3}

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	2026-05-18T01:59:39.978048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20426112d6ca7361cd450d60e499f37ef35c9e25a5f97f0a7f8291f19886fdb7

Aliases

arxiv: 1111.2860 · arxiv_version: 1111.2860v2 · doi: 10.48550/arxiv.1111.2860 · pith_short_12: EBBGCEWWZJZW · pith_short_16: EBBGCEWWZJZWDTKF · pith_short_8: EBBGCEWW

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/EBBGCEWWZJZWDTKFBVQOJGPTP3 \
  | 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: 20426112d6ca7361cd450d60e499f37ef35c9e25a5f97f0a7f8291f19886fdb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89725a38978fd3629ec625f346da04bb1d16360b2188ad6683008cb779243e09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-11T20:59:46Z",
    "title_canon_sha256": "601449beb80b38bc8808afd4744da01449c96f89522286aeb698d380596f6150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2860",
    "kind": "arxiv",
    "version": 2
  }
}