Pith Number

pith:TYV3XORZ

pith:2016:TYV3XORZJVPKDSB6SBIDWML25O

not attested not anchored not stored refs pending

How Bright are Planet-Induced Spiral Arms in Scattered Light?

Jeffrey Fung (2) ((1) University of Arizona (2) UC Berkeley), Ruobing Dong (1)

arxiv:1612.00446 v2 · 2016-12-01 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYV3XORZJVPKDSB6SBIDWML25O}

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	2026-05-18T00:39:39.542279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e2bbbba394d5ea1c83e90503b317aeb8f7f814c4f0dbc0009a6917bc01f3418

Aliases

arxiv: 1612.00446 · arxiv_version: 1612.00446v2 · doi: 10.48550/arxiv.1612.00446 · pith_short_12: TYV3XORZJVPK · pith_short_16: TYV3XORZJVPKDSB6 · pith_short_8: TYV3XORZ

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/TYV3XORZJVPKDSB6SBIDWML25O \
  | 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: 9e2bbbba394d5ea1c83e90503b317aeb8f7f814c4f0dbc0009a6917bc01f3418

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "442e6891e736e5487474999a16c930f22ad00ba354f12d02454af4e15b693286",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-12-01T21:00:00Z",
    "title_canon_sha256": "1d81d8be54d097dd96ab42f22e3ee4c6cc419d0d0d46dde962e6cfd156a6ef90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00446",
    "kind": "arxiv",
    "version": 2
  }
}