Pith Number

pith:GL73WKYW

pith:2020:GL73WKYWXSVEV44T6ZOGSLSIEC

not attested not anchored not stored refs pending

A 60-kpc Galactic Wind Cone in NGC 3079

Andrew Ptak, Edmund Hodges-Kluck, Jiang-Tao Li, Joel N. Bregman, Mihoko Yukita, Ryan Tanner

arxiv:2009.09047 v1 · 2020-09-18 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GL73WKYWXSVEV44T6ZOGSLSIEC}

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	2026-07-05T01:48:54.974646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32ffbb2b16bcaa4af393f65c692e48209ab6eb4795aac2b3a93ae310fa918918

Aliases

arxiv: 2009.09047 · arxiv_version: 2009.09047v1 · doi: 10.48550/arxiv.2009.09047 · pith_short_12: GL73WKYWXSVE · pith_short_16: GL73WKYWXSVEV44T · pith_short_8: GL73WKYW

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/GL73WKYWXSVEV44T6ZOGSLSIEC \
  | 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: 32ffbb2b16bcaa4af393f65c692e48209ab6eb4795aac2b3a93ae310fa918918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9a127669432385f44c936b5c10d98b31a56d805dba7789ca42c9db93c24bd7",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-09-18T19:55:52Z",
    "title_canon_sha256": "5bbab7d66d5d96284878d428290d73a8699baac0e8a250ec9a7a8b51a600fa9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.09047",
    "kind": "arxiv",
    "version": 1
  }
}