Pith Number

pith:XUW2VFCV

pith:2016:XUW2VFCVKS35P36CRSFLTBGJJL

not attested not anchored not stored refs pending

Effect of experimental parameters on optimal reflection of light from opaque media

Benjamin R. Anderson, Hergen Eilers, Ray Gunawidjaja

arxiv:1604.06732 v1 · 2016-04-22 · 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{XUW2VFCVKS35P36CRSFLTBGJJL}

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	2026-05-18T01:16:28.313618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd2daa945554b7d7efc28c8ab984c94af7a12b8ae6ac037f26e2c6b2017021eb

Aliases

arxiv: 1604.06732 · arxiv_version: 1604.06732v1 · doi: 10.48550/arxiv.1604.06732 · pith_short_12: XUW2VFCVKS35 · pith_short_16: XUW2VFCVKS35P36C · pith_short_8: XUW2VFCV

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/XUW2VFCVKS35P36CRSFLTBGJJL \
  | 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: bd2daa945554b7d7efc28c8ab984c94af7a12b8ae6ac037f26e2c6b2017021eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fef48d5331ff6414f6c4382a19fc92219275a642a785512343f871e03202656",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-04-22T16:28:00Z",
    "title_canon_sha256": "d54521ff16d14102263f4c02325d7914443a1a0ed2a91e6c6543487b3b822e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06732",
    "kind": "arxiv",
    "version": 1
  }
}