Pith Number

pith:J2ZXI2NQ

pith:2018:J2ZXI2NQANTUWDULTJDVGSENIU

not attested not anchored not stored refs pending

Non-invasive tracking of polarization rotation from speckle contrast measurement

Abhijit Roy, Maruthi M. Brundavanam, Rakesh Kumar Singh

arxiv:1811.12639 v1 · 2018-11-30 · 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{J2ZXI2NQANTUWDULTJDVGSENIU}

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	2026-05-17T23:59:28.961987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eb37469b003674b0e8b9a4753488d45373bc2ca3cb229eb5188a4d3e79ac474

Aliases

arxiv: 1811.12639 · arxiv_version: 1811.12639v1 · doi: 10.48550/arxiv.1811.12639 · pith_short_12: J2ZXI2NQANTU · pith_short_16: J2ZXI2NQANTUWDUL · pith_short_8: J2ZXI2NQ

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/J2ZXI2NQANTUWDULTJDVGSENIU \
  | 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: 4eb37469b003674b0e8b9a4753488d45373bc2ca3cb229eb5188a4d3e79ac474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "329378e068c7dd276cc7bef781d573495fce886b1d2a83e3e1c0d2693035dbb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-11-30T06:52:42Z",
    "title_canon_sha256": "d5e75c3bf7bba132efeb80250f596ad9aa1eb647237850381a1ad07e9e9417ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12639",
    "kind": "arxiv",
    "version": 1
  }
}