Pith Number

pith:S23IWXA7

pith:2011:S23IWXA7V5F4XN2HPUBOISXP5I

not attested not anchored not stored refs pending

Hidden Black: Coherent Enhancement of Absorption in Strongly-scattering Media

A. Douglas Stone, Y. D. Chong

arxiv:1108.0979 v2 · 2011-08-04 · 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{S23IWXA7V5F4XN2HPUBOISXP5I}

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	2026-05-18T04:11:08.246987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96b68b5c1faf4bcbb7477d02e44aefea3ca46ac3fcfb4af0f83cf607fbd1f8e0

Aliases

arxiv: 1108.0979 · arxiv_version: 1108.0979v2 · doi: 10.48550/arxiv.1108.0979 · pith_short_12: S23IWXA7V5F4 · pith_short_16: S23IWXA7V5F4XN2H · pith_short_8: S23IWXA7

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/S23IWXA7V5F4XN2HPUBOISXP5I \
  | 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: 96b68b5c1faf4bcbb7477d02e44aefea3ca46ac3fcfb4af0f83cf607fbd1f8e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6568349978f430081af7b23d7d54fe039a3e8474fd7c61f3feb85a0efca6c18a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-08-04T01:44:57Z",
    "title_canon_sha256": "eb30cedbe6f22383c5b2ef2eee62b810bbb1373b0ebe47c3caead687cfc36422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0979",
    "kind": "arxiv",
    "version": 2
  }
}