Pith Number

pith:Q2VRZUHZ

pith:2009:Q2VRZUHZ4WK2YOHKTAVB5ZAJMX

not attested not anchored not stored refs pending

Interstellar Medium Sculpting of the HD 32297 Disk

A.J. Weinberger, J.H. Debes, M.J. Kuchner

arxiv:0908.4368 v1 · 2009-08-30 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2VRZUHZ4WK2YOHKTAVB5ZAJMX}

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	2026-05-18T02:12:13.056457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86ab1cd0f9e595ac38ea982a1ee40965e8014e3188072745c93eb028c6ed600b

Aliases

arxiv: 0908.4368 · arxiv_version: 0908.4368v1 · doi: 10.48550/arxiv.0908.4368 · pith_short_12: Q2VRZUHZ4WK2 · pith_short_16: Q2VRZUHZ4WK2YOHK · pith_short_8: Q2VRZUHZ

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/Q2VRZUHZ4WK2YOHKTAVB5ZAJMX \
  | 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: 86ab1cd0f9e595ac38ea982a1ee40965e8014e3188072745c93eb028c6ed600b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4b0a98248aebd1e2de1c986354d2318449885317db5474a704020d3c0171b7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-30T01:15:20Z",
    "title_canon_sha256": "c00a9e9478d8e5c5268c34667455b80f50bc84585e55dc7a83136b07dcce8f0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4368",
    "kind": "arxiv",
    "version": 1
  }
}