Pith Number

pith:OMQJCGRQ

pith:2012:OMQJCGRQK5S2HSZ7U4V5OZCNDY

not attested not anchored not stored refs pending

In situ formation of SgrA* stars via disk fragmentation: parent cloud properties and thermodynamics

J. Wadsley, L. Mayer, M. Mapelli, T. Hayfield

arxiv:1202.0555 v1 · 2012-02-02 · 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{OMQJCGRQK5S2HSZ7U4V5OZCNDY}

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	2026-05-18T01:58:36.013661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7320911a305765a3cb3fa72bd7644d1e08c296602e6dbe75e87110d7cbb1ee51

Aliases

arxiv: 1202.0555 · arxiv_version: 1202.0555v1 · doi: 10.48550/arxiv.1202.0555 · pith_short_12: OMQJCGRQK5S2 · pith_short_16: OMQJCGRQK5S2HSZ7 · pith_short_8: OMQJCGRQ

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/OMQJCGRQK5S2HSZ7U4V5OZCNDY \
  | 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: 7320911a305765a3cb3fa72bd7644d1e08c296602e6dbe75e87110d7cbb1ee51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a8bda4d7ef79fd5688e6bcd40216696501a1a4e2be046d2893bda83e5953c00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-02-02T21:01:05Z",
    "title_canon_sha256": "7517f2957be296dd9bd7fb925662e6765dff1c440e93a60c716c2ed667b944a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0555",
    "kind": "arxiv",
    "version": 1
  }
}