Pith Number

pith:3ASEAVWD

pith:2008:3ASEAVWDM5T3F4EJIMQSCWEGAF

not attested not anchored not stored refs pending

Suppression of light propagation in a medium made of randomly arranged dielectric spheres

Carsten Rockstuhl, Falk Lederer

arxiv:0810.4080 v1 · 2008-10-22 · physics.optics · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ASEAVWDM5T3F4EJIMQSCWEGAF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:15:23.628758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8244056c36767b2f0894321215886014695b4c32d9b721be2980a9c47645bc0

Aliases

arxiv: 0810.4080 · arxiv_version: 0810.4080v1 · doi: 10.48550/arxiv.0810.4080 · pith_short_12: 3ASEAVWDM5T3 · pith_short_16: 3ASEAVWDM5T3F4EJ · pith_short_8: 3ASEAVWD

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/3ASEAVWDM5T3F4EJIMQSCWEGAF \
  | 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: d8244056c36767b2f0894321215886014695b4c32d9b721be2980a9c47645bc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1dbca98f6be831cbc6e46339c69b026c70df8dc00116c179bb8b86430716845",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2008-10-22T14:53:01Z",
    "title_canon_sha256": "3b5f57f3619e17b75d786b9abe273bf6e86bb057eca21578f0eaf5ad7ef1f008"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.4080",
    "kind": "arxiv",
    "version": 1
  }
}