Pith Number

pith:UMV7KLYV

pith:2017:UMV7KLYVW5KWXIMWNB7SXWX56T

not attested not anchored not stored refs pending

Lorentz Invariance of Absorption and Extinction Cross Sections of a Uniformly Moving Object

Akhlesh Lakhtakia, Craig F. Bohren, James K. Breakall, Timothy J. Garner

arxiv:1710.03859 v1 · 2017-10-11 · 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{UMV7KLYVW5KWXIMWNB7SXWX56T}

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	2026-05-18T00:29:28.085928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a32bf52f15b7556ba196687f2bdafdf4f1a47b9183240ff4ec328bf41678d6cd

Aliases

arxiv: 1710.03859 · arxiv_version: 1710.03859v1 · doi: 10.48550/arxiv.1710.03859 · pith_short_12: UMV7KLYVW5KW · pith_short_16: UMV7KLYVW5KWXIMW · pith_short_8: UMV7KLYV

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/UMV7KLYVW5KWXIMWNB7SXWX56T \
  | 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: a32bf52f15b7556ba196687f2bdafdf4f1a47b9183240ff4ec328bf41678d6cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9581d44574a7511f008735b6f15b951f432ccf0c70ed01b9ac3e3bb8710a1c4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-10-11T00:08:23Z",
    "title_canon_sha256": "b34725be4ae345f363ea50e02fbb7c8a70c46fe0af48536a294cb57d6b120b8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03859",
    "kind": "arxiv",
    "version": 1
  }
}