Pith Number

pith:BX7JSVTK

pith:2010:BX7JSVTKV2ZQRSLSYA6OG26EKD

not attested not anchored not stored refs pending

Star Formation and Gas Dynamics in Galactic Disks: Physical Processes and Numerical Models

Eve C. Ostriker

arxiv:1011.4949 v1 · 2010-11-22 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BX7JSVTKV2ZQRSLSYA6OG26EKD}

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	2026-05-18T02:04:42.256905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dfe99566aaeb308c972c03ce36bc450c97d7ea075dcc83179e8c2958bfabdd3

Aliases

arxiv: 1011.4949 · arxiv_version: 1011.4949v1 · doi: 10.48550/arxiv.1011.4949 · pith_short_12: BX7JSVTKV2ZQ · pith_short_16: BX7JSVTKV2ZQRSLS · pith_short_8: BX7JSVTK

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/BX7JSVTKV2ZQRSLSYA6OG26EKD \
  | 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: 0dfe99566aaeb308c972c03ce36bc450c97d7ea075dcc83179e8c2958bfabdd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7999427fc21086971782c996b9d84c85e084813f92f2ea7e846e1b2dfbd4d013",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-22T21:01:14Z",
    "title_canon_sha256": "75fb6d1b278016cfe73d396cad60a6ee7e1652032208b8fe429b1289b7b74741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4949",
    "kind": "arxiv",
    "version": 1
  }
}