Pith Number

pith:V6UBPYBF

pith:2023:V6UBPYBFGEDTACE2RSYI252Q4T

not attested not anchored not stored refs pending

Anomalous Reflection From Hyperbolic Media

Andrey Bogdanov, Ilya Deriy, Ivan Iorsh, Kseniia Lezhennikova, Mingzhao Song, Oleh Yermakov, Pavel Belov, Redha Abdeddaim, Stanislav Glybovsky, Stefan Enoch

arxiv:2308.10495 v2 · 2023-08-21 · physics.optics · 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{V6UBPYBFGEDTACE2RSYI252Q4T}

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	2026-07-05T10:25:03.017874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afa817e025310730089a8cb08d7750e4f34068abd1a0f8897b39baadb4e8ef37

Aliases

arxiv: 2308.10495 · arxiv_version: 2308.10495v2 · doi: 10.48550/arxiv.2308.10495 · pith_short_12: V6UBPYBFGEDT · pith_short_16: V6UBPYBFGEDTACE2 · pith_short_8: V6UBPYBF

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/V6UBPYBFGEDTACE2RSYI252Q4T \
  | 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: afa817e025310730089a8cb08d7750e4f34068abd1a0f8897b39baadb4e8ef37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2c52f8f5314f06417fb83eb66a7f4de7f94d41164b755ed7406f2f5c2db5053",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-08-21T06:26:09Z",
    "title_canon_sha256": "c4b10da7f96c3c385ad697e7c2100fc6fc7e225ce3c3953479b8db20417fbb46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.10495",
    "kind": "arxiv",
    "version": 2
  }
}