Pith Number

pith:M4IX4U3A

pith:2014:M4IX4U3AQJBV7O6424GLW4ZE6I

not attested not anchored not stored refs pending

Contactless transfer of angular momentum by rotating laser beam

E.V. Barmina, G.A. Shafeev

arxiv:1412.4017 v1 · 2014-07-17 · physics.gen-ph · physics.flu-dyn · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4IX4U3AQJBV7O6424GLW4ZE6I}

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	2026-05-18T02:31:28.097453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67117e536082435fbbdcd70cbb7324f21b0594dc4a73fd3555c3dc71dfcab3fc

Aliases

arxiv: 1412.4017 · arxiv_version: 1412.4017v1 · doi: 10.48550/arxiv.1412.4017 · pith_short_12: M4IX4U3AQJBV · pith_short_16: M4IX4U3AQJBV7O64 · pith_short_8: M4IX4U3A

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/M4IX4U3AQJBV7O6424GLW4ZE6I \
  | 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: 67117e536082435fbbdcd70cbb7324f21b0594dc4a73fd3555c3dc71dfcab3fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d080c2648653bf1b9a407c8ff33c4d999daf74e496cdf8fdb1a7fee6ba36063d",
    "cross_cats_sorted": [
      "physics.flu-dyn",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2014-07-17T12:49:18Z",
    "title_canon_sha256": "7bdbc6fe3618c15ebeb4b59f1007eaf2d07e3d76071994f8277681ab2b13502e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4017",
    "kind": "arxiv",
    "version": 1
  }
}