Pith Number

pith:2ZMWDWWI

pith:2018:2ZMWDWWIIL3LNS32672V5KNEQU

not attested not anchored not stored refs pending

Spiral arms, warping, and clumps formation in the Galactic center young stellar disk

Alessandra Mastrobuono-Battisti, Alessia Gualandris, Hagai B. Perets, Yohai Meiron

arxiv:1802.00012 v1 · 2018-01-31 · 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{2ZMWDWWIIL3LNS32672V5KNEQU}

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	2026-05-18T00:24:36.985621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65961dac842f6b6cb7af7f55ea9a4850aed1b8edf7bf9e9f36cb4a78b647a48

Aliases

arxiv: 1802.00012 · arxiv_version: 1802.00012v1 · doi: 10.48550/arxiv.1802.00012 · pith_short_12: 2ZMWDWWIIL3L · pith_short_16: 2ZMWDWWIIL3LNS32 · pith_short_8: 2ZMWDWWI

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/2ZMWDWWIIL3LNS32672V5KNEQU \
  | 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: d65961dac842f6b6cb7af7f55ea9a4850aed1b8edf7bf9e9f36cb4a78b647a48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30d8fdc1f57f0e5426f8a41e32c487afb10e1690a82cfb5cc9184885994b532e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-31T19:00:06Z",
    "title_canon_sha256": "151d385a04d7b5e78f19ce90876b79d259f72d3b603668e53758abf81c70dc3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00012",
    "kind": "arxiv",
    "version": 1
  }
}