Pith Number

pith:Y2IIYJCX

pith:2018:Y2IIYJCXZCRCB6F2LDD5BBNLOS

not attested not anchored not stored refs pending

A method to calculate gravitational accelerations within discrete localised regions in the Milky Way

Elmo Tempel, Peeter Tenjes, Rain Kipper

arxiv:1809.06616 v1 · 2018-09-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2IIYJCXZCRCB6F2LDD5BBNLOS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:03:45.168404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6908c2457c8a220f8ba58c7d085ab74a257951d5cee066be7f622b7772fee6b

Aliases

arxiv: 1809.06616 · arxiv_version: 1809.06616v1 · doi: 10.48550/arxiv.1809.06616 · pith_short_12: Y2IIYJCXZCRC · pith_short_16: Y2IIYJCXZCRCB6F2 · pith_short_8: Y2IIYJCX

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/Y2IIYJCXZCRCB6F2LDD5BBNLOS \
  | 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: c6908c2457c8a220f8ba58c7d085ab74a257951d5cee066be7f622b7772fee6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88eb07563d95b2e86c326a5dae9ef4a65602b19e6c7d2586e5b745e3b51370f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-18T09:42:49Z",
    "title_canon_sha256": "b1f1fd80b74814c9a04cff06f38e992252f7274593a054270b57ce742392a732"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06616",
    "kind": "arxiv",
    "version": 1
  }
}