Pith Number

pith:CAM7KLO6

pith:2019:CAM7KLO6Q37RWSSA5FQ3KWZBCT

not attested not anchored not stored refs pending

Recovering the spectral and spatial information of an object behind a scattering media

Chengfei Guo, Jietao Liu, Lei Feng, Lei Zhu, Tengfei Wu, Xiaopeng Shao

arxiv:1902.00169 v1 · 2019-02-01 · 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{CAM7KLO6Q37RWSSA5FQ3KWZBCT}

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	2026-05-17T23:54:58.115566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1019f52dde86ff1b4a40e961b55b2114cff3d55e8cc7d2eb2a114e850c39ec3a

Aliases

arxiv: 1902.00169 · arxiv_version: 1902.00169v1 · doi: 10.48550/arxiv.1902.00169 · pith_short_12: CAM7KLO6Q37R · pith_short_16: CAM7KLO6Q37RWSSA · pith_short_8: CAM7KLO6

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/CAM7KLO6Q37RWSSA5FQ3KWZBCT \
  | 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: 1019f52dde86ff1b4a40e961b55b2114cff3d55e8cc7d2eb2a114e850c39ec3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ac5430d696429829bf959ea8fd7215ac1a4008c7a5327f65631df8654e7408f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-02-01T04:04:53Z",
    "title_canon_sha256": "9f423ba14f53a327e97d6972fd107a93696c279d882f83e648eee56bc75f8c63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00169",
    "kind": "arxiv",
    "version": 1
  }
}