Pith Number

pith:2OEKEDQV

pith:2008:2OEKEDQVWHM6EPKAVTHJI7XESI

not attested not anchored not stored refs pending

Rings and Jets around PSR J2021+3651: the `Dragonfly Nebula'

Adam Van Etten, C.-Y. Ng, Roger W. Romani

arxiv:0802.3707 v1 · 2008-02-25 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OEKEDQVWHM6EPKAVTHJI7XESI}

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.

Cited by

1 paper in Pith

Observation of VER J2019+368 with the SST-1M stereoscopic system

Receipt and verification

First computed	2026-07-04T17:09:34.308064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d388a20e15b1d9e23d40acce947ee49213772988a75e1219f06fb9793a43bfb2

Aliases

arxiv: 0802.3707 · arxiv_version: 0802.3707v1 · doi: 10.48550/arxiv.0802.3707 · pith_short_12: 2OEKEDQVWHM6 · pith_short_16: 2OEKEDQVWHM6EPKA · pith_short_8: 2OEKEDQV

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/2OEKEDQVWHM6EPKAVTHJI7XESI \
  | 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: d388a20e15b1d9e23d40acce947ee49213772988a75e1219f06fb9793a43bfb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f26e6399cdfeef35d46abd28d9a5e3d2783e3e7c1f15bd9ea392648093752294",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-25T21:15:37Z",
    "title_canon_sha256": "37f1e62e0854160c340dd74a780c8aa96973d7baca0c2a0ff36d129a7c571b31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.3707",
    "kind": "arxiv",
    "version": 1
  }
}