Pith Number

pith:BHPRQTBZ

pith:2006:BHPRQTBZT4ODPXOFYNUL237OAE

not attested not anchored not stored refs pending

The unusual distribution of molecular gas and star formation in Arp 140

D. A. Green, H. Cullen, K. Sheth, M. Clemens, P. Alexander

arxiv:astro-ph/0611617 v1 · 2006-11-20 · 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{BHPRQTBZT4ODPXOFYNUL237OAE}

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	2026-07-04T15:24:57.690550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09df184c399f1c37ddc5c368bd6fee013be73bddcef73bcf34e3f2e8af0ab09b

Aliases

arxiv: astro-ph/0611617 · arxiv_version: astro-ph/0611617v1 · doi: 10.48550/arxiv.astro-ph/0611617 · pith_short_12: BHPRQTBZT4OD · pith_short_16: BHPRQTBZT4ODPXOF · pith_short_8: BHPRQTBZ

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/BHPRQTBZT4ODPXOFYNUL237OAE \
  | 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: 09df184c399f1c37ddc5c368bd6fee013be73bddcef73bcf34e3f2e8af0ab09b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750335b7e754c41474c3b794758186f61f6da5ddcd1e12386d015b4d5dba703f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-20T09:36:16Z",
    "title_canon_sha256": "72f33efee09738c4a835a60a68ddf996c3463c26a3541680441178e497fa55b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611617",
    "kind": "arxiv",
    "version": 1
  }
}