Pith Number

pith:ONGHXBWK

pith:2016:ONGHXBWKA5TKNV4HBVGJPTSWDN

not attested not anchored not stored refs pending

Perfect Single-Sided Radiation and Absorption without Mirrors

Bo Zhen, Chia Wei Hsu, Hengyun Zhou, John D. Joannopoulos, Marin Soljacic, Owen D. Miller, Steven G. Johnson

arxiv:1607.04774 v2 · 2016-07-16 · 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{ONGHXBWKA5TKNV4HBVGJPTSWDN}

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	2026-05-18T01:04:05.409173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

734c7b86ca0766a6d7870d4c97ce561b54b9e006e24026e3ba1019a1f6d671bb

Aliases

arxiv: 1607.04774 · arxiv_version: 1607.04774v2 · doi: 10.48550/arxiv.1607.04774 · pith_short_12: ONGHXBWKA5TK · pith_short_16: ONGHXBWKA5TKNV4H · pith_short_8: ONGHXBWK

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/ONGHXBWKA5TKNV4HBVGJPTSWDN \
  | 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: 734c7b86ca0766a6d7870d4c97ce561b54b9e006e24026e3ba1019a1f6d671bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfad76327cb7549c3a71ca27c7c72f8f36b60d17fc7e7ded8cfc1e34aaf94058",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-07-16T17:41:18Z",
    "title_canon_sha256": "e5acbe1eacd1f7928294189ff873af750212b142b9c91cb7911e7907a0f000c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04774",
    "kind": "arxiv",
    "version": 2
  }
}