Pith Number

pith:J6JHFSP6

pith:2001:J6JHFSP6VXJUHNXFCMLXPG4T2L

not attested not anchored not stored refs pending

Where are the high velocity clouds?

Ben Moore, Vicent Quilis

arxiv:astro-ph/0106253 v2 · 2001-06-14 · 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{J6JHFSP6VXJUHNXFCMLXPG4T2L}

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	2026-07-04T16:23:32.348555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f9272c9feadd343b6e51317779b93d2e1e05c43a8cc02d5b962e8631a7ddf5d

Aliases

arxiv: astro-ph/0106253 · arxiv_version: astro-ph/0106253v2 · doi: 10.48550/arxiv.astro-ph/0106253 · pith_short_12: J6JHFSP6VXJU · pith_short_16: J6JHFSP6VXJUHNXF · pith_short_8: J6JHFSP6

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/J6JHFSP6VXJUHNXFCMLXPG4T2L \
  | 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: 4f9272c9feadd343b6e51317779b93d2e1e05c43a8cc02d5b962e8631a7ddf5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "900894f2bd3b951c6a3f36f03c151a3d56d95c92148c5a74795b8f080235b3dd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-06-14T09:20:15Z",
    "title_canon_sha256": "443655c25a4cb86cdd78eec18253840c086d5861815a638f2aa1012b7d60d0d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0106253",
    "kind": "arxiv",
    "version": 2
  }
}