Pith Number

pith:MF7TGU5I

pith:2019:MF7TGU5I4XABBOY2CB5AFTFRGY

not attested not anchored not stored refs pending

A new perspective on galactic dynamics

Mariano Cadoni, Matteo Tuveri

arxiv:1904.08209 v1 · 2019-04-17 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MF7TGU5I4XABBOY2CB5AFTFRGY}

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	2026-05-17T23:48:18.400981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

617f3353a8e5c010bb1a107a02ccb136146db277787c03870f00afdf6954da46

Aliases

arxiv: 1904.08209 · arxiv_version: 1904.08209v1 · doi: 10.48550/arxiv.1904.08209 · pith_short_12: MF7TGU5I4XAB · pith_short_16: MF7TGU5I4XABBOY2 · pith_short_8: MF7TGU5I

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/MF7TGU5I4XABBOY2CB5AFTFRGY \
  | 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: 617f3353a8e5c010bb1a107a02ccb136146db277787c03870f00afdf6954da46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43e3d87ae1fdcde33178acb4c50ee4fd87398b73fa12f514aaa601f8e258a013",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-04-17T11:54:48Z",
    "title_canon_sha256": "6630c6da4d4d8a324e9f9894b020d78d4ccd4ff85cea87a5aedf2643c1998265"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08209",
    "kind": "arxiv",
    "version": 1
  }
}