Pith Number

pith:P6EUNJTG

pith:2009:P6EUNJTGKJFHK3IQAOSK76SE3M

not attested not anchored not stored refs pending

The effect of ram pressure on the star formation, mass distribution and morphology of galaxies

B. Ziegler, C. Ferrari, C. Sluka, S. Schindler, W. Kapferer

arxiv:0903.3818 v1 · 2009-03-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P6EUNJTGKJFHK3IQAOSK76SE3M}

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	2026-05-18T02:14:26.655017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f8946a666524a756d1003a4affa44db0b6acd09584fb197b66b60e68ae366cb

Aliases

arxiv: 0903.3818 · arxiv_version: 0903.3818v1 · doi: 10.48550/arxiv.0903.3818 · pith_short_12: P6EUNJTGKJFH · pith_short_16: P6EUNJTGKJFHK3IQ · pith_short_8: P6EUNJTG

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/P6EUNJTGKJFHK3IQAOSK76SE3M \
  | 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: 7f8946a666524a756d1003a4affa44db0b6acd09584fb197b66b60e68ae366cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e5c42b7184372246a8405e6789f0106f4407b1e25305b6080a9d736b9d238b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-23T09:27:29Z",
    "title_canon_sha256": "569530f394aac8eac4b9ccd1bec52b6bd5fd788b513fd8fb1aaa89f9bc2b2426"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3818",
    "kind": "arxiv",
    "version": 1
  }
}