Pith Number

pith:WU4YYPZJ

pith:2018:WU4YYPZJIGQYMSOBGYOPLIUNDK

not attested not anchored not stored refs pending

A theory of flying/swimming saucers. Exact solutions for rectilinear locomotion

Vladimir A. Vladimirov

arxiv:1812.10414 v1 · 2018-12-19 · cond-mat.soft · nlin.SI · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WU4YYPZJIGQYMSOBGYOPLIUNDK}

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	2026-05-17T23:57:24.095898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5398c3f2941a18649c1361cf5a28d1aafce75e3c100b39911d93c2c9c20fafa

Aliases

arxiv: 1812.10414 · arxiv_version: 1812.10414v1 · doi: 10.48550/arxiv.1812.10414 · pith_short_12: WU4YYPZJIGQY · pith_short_16: WU4YYPZJIGQYMSOB · pith_short_8: WU4YYPZJ

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/WU4YYPZJIGQYMSOBGYOPLIUNDK \
  | 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: b5398c3f2941a18649c1361cf5a28d1aafce75e3c100b39911d93c2c9c20fafa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f486d1f9e1c86387afed041d2d09cfb0e4d8269e888edd531c3aab32c772e4",
    "cross_cats_sorted": [
      "nlin.SI",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2018-12-19T09:30:30Z",
    "title_canon_sha256": "f477ed97d3586e03aa13bad1fa80e02387847f4f6e834d5e470deb4e0cc393ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10414",
    "kind": "arxiv",
    "version": 1
  }
}