Pith Number

pith:TNW2H7KV

pith:2020:TNW2H7KVY2XFFD67JZPDN72WFC

not attested not anchored not stored refs pending

Resolving Decades of Periodic Spirals from the Wolf-Rayet Dust Factory WR 112

Anthony F. J. Moffat, Anthony Soulain, Ian R. Stevens, Itsuki Sakon, Izumi Endo, Joel Sanchez-Bermudez, Matthew J. Hankins, Michael E. Ressler, Peredur M. Williams, Peter G. Tuthill, Ryan M. Lau, Yinuo Han

arxiv:2008.01093 v1 · 2020-08-03 · 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{TNW2H7KVY2XFFD67JZPDN72WFC}

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	2026-07-05T01:24:17.447885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b6da3fd55c6ae528fdf4e5e36ff5628a258919f5c9189fd98c2244746abc26e

Aliases

arxiv: 2008.01093 · arxiv_version: 2008.01093v1 · doi: 10.48550/arxiv.2008.01093 · pith_short_12: TNW2H7KVY2XF · pith_short_16: TNW2H7KVY2XFFD67 · pith_short_8: TNW2H7KV

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/TNW2H7KVY2XFFD67JZPDN72WFC \
  | 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: 9b6da3fd55c6ae528fdf4e5e36ff5628a258919f5c9189fd98c2244746abc26e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c5519564b0898c08fa72a4014678e5ca1868bcd919b378da650fc3e5eb78562",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-08-03T18:00:04Z",
    "title_canon_sha256": "f32ac077c0e32d3c92ac4be4c22b26b045cd5c047a3f2f95fee2ec450be2ea41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01093",
    "kind": "arxiv",
    "version": 1
  }
}