Pith Number

pith:FQONV26M

pith:2019:FQONV26MB75FNUQVH4YM7FJQTZ

not attested not anchored not stored refs pending

Fresnel's equations in statics and quasistatics

Johannes Skaar

arxiv:1902.09340 v1 · 2019-02-22 · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQONV26MB75FNUQVH4YM7FJQTZ}

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	2026-05-17T23:39:54.875810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c1cdaebcc0ffa56d2153f30cf95309e49d6eb1645e6516b991fa131ee7b1298

Aliases

arxiv: 1902.09340 · arxiv_version: 1902.09340v1 · doi: 10.48550/arxiv.1902.09340 · pith_short_12: FQONV26MB75F · pith_short_16: FQONV26MB75FNUQV · pith_short_8: FQONV26M

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/FQONV26MB75FNUQVH4YM7FJQTZ \
  | 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: 2c1cdaebcc0ffa56d2153f30cf95309e49d6eb1645e6516b991fa131ee7b1298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8532d65f70ec2affcbaf38a9d2bc5015cf8cfab308942433d6a224c5ba8b318",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2019-02-22T13:38:44Z",
    "title_canon_sha256": "a80d89762d11d50e9b8097cc2fa710bb5f4a9b3b1fa437e947e4244a02d2476c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09340",
    "kind": "arxiv",
    "version": 1
  }
}