Pith Number

pith:YU5ZVF3E

pith:2011:YU5ZVF3EQVHJ5CYFV7CB2A7OHJ

not attested not anchored not stored refs pending

Exploring the links between star formation and minor companions around isolated galaxies

Elizabeth J. Barton, Jacob P. Edman, James S. Bullock

arxiv:1110.2152 v2 · 2011-10-10 · astro-ph.GA · 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{YU5ZVF3EQVHJ5CYFV7CB2A7OHJ}

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	2026-05-18T02:00:14.097089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c53b9a9764854e9e8b05afc41d03ee3a43086b7084458078d3568fc88388d27e

Aliases

arxiv: 1110.2152 · arxiv_version: 1110.2152v2 · doi: 10.48550/arxiv.1110.2152 · pith_short_12: YU5ZVF3EQVHJ · pith_short_16: YU5ZVF3EQVHJ5CYF · pith_short_8: YU5ZVF3E

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/YU5ZVF3EQVHJ5CYFV7CB2A7OHJ \
  | 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: c53b9a9764854e9e8b05afc41d03ee3a43086b7084458078d3568fc88388d27e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32bdbc569216ca78d50f7ba4ff74271cd24a30f4e6c0f84813c72183274e88cf",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-10T19:28:15Z",
    "title_canon_sha256": "27c35b5901fa29868cd7b6030c2f0f4b9751fd802bf8486aca8f8da964831287"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2152",
    "kind": "arxiv",
    "version": 2
  }
}