Pith Number

pith:U3GF4ARW

pith:2002:U3GF4ARW5X5YAAIR4GU27AMUHW

not attested not anchored not stored refs pending

High Velocity Clouds and the Local Group

Ing-Guey Jiang (IANCU, Kui-Yun Huang, Taiwan)

arxiv:astro-ph/0208195 v1 · 2002-08-09 · 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{U3GF4ARW5X5YAAIR4GU27AMUHW}

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	2026-05-18T01:07:44.571307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6cc5e0236edfb800111e1a9af81943db66a74798ad8a5f2def1686931171722

Aliases

arxiv: astro-ph/0208195 · arxiv_version: astro-ph/0208195v1 · doi: 10.48550/arxiv.astro-ph/0208195 · pith_short_12: U3GF4ARW5X5Y · pith_short_16: U3GF4ARW5X5YAAIR · pith_short_8: U3GF4ARW

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/U3GF4ARW5X5YAAIR4GU27AMUHW \
  | 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: a6cc5e0236edfb800111e1a9af81943db66a74798ad8a5f2def1686931171722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ce1d4eab02a5a617739d98bfe5172e601561512cea884c6e8fdf993b08dcdd0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-08-09T03:16:11Z",
    "title_canon_sha256": "59ce7c53498150118c5ad4f94888540192fa18c66a9f762125fab70f06dbe5a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0208195",
    "kind": "arxiv",
    "version": 1
  }
}