Pith Number

pith:3FJ7JJ4F

pith:2022:3FJ7JJ4FZTGLTYWUBKRYO2VV6S

not attested not anchored not stored refs pending

The Outer spiral arm of the Milky Way using Red Clump stars

Mathias Schultheis, Namita Uppal, Shashikiran Ganesh

arxiv:2210.08206 v2 · 2022-10-15 · 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{3FJ7JJ4FZTGLTYWUBKRYO2VV6S}

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	2026-07-05T06:10:20.738991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d953f4a785ccccb9e2d40aa3876ab5f48877ec450674ef0308ea63122ca5186c

Aliases

arxiv: 2210.08206 · arxiv_version: 2210.08206v2 · doi: 10.48550/arxiv.2210.08206 · pith_short_12: 3FJ7JJ4FZTGL · pith_short_16: 3FJ7JJ4FZTGLTYWU · pith_short_8: 3FJ7JJ4F

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/3FJ7JJ4FZTGLTYWUBKRYO2VV6S \
  | 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: d953f4a785ccccb9e2d40aa3876ab5f48877ec450674ef0308ea63122ca5186c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "482b9f98bcf936c1a6dc7f0ebc4b97db19e138f7029c953c6e6a8c08e26fc6ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-10-15T06:31:52Z",
    "title_canon_sha256": "4ca0432d9aac2b721d915c44b9f8fd47a163f7a0eb68285684b296ffb76d03e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.08206",
    "kind": "arxiv",
    "version": 2
  }
}