Pith Number

pith:WUHFWHC7

pith:2015:WUHFWHC7WBR5J2GTQEYCL3RB4J

not attested not anchored not stored refs pending

Spectral Camera based on Ghost Imaging via Sparsity Constraints

Enrong Li, Jianrong Wu, Shensheng Han, Shiyu Tan, Xia Shen, Zhentao Liu

arxiv:1506.08502 v2 · 2015-06-29 · 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{WUHFWHC7WBR5J2GTQEYCL3RB4J}

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	2026-05-18T01:14:45.255087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b50e5b1c5fb063d4e8d3813025ee21e24fa7b1fa7dacf447cac26b540ba21f8f

Aliases

arxiv: 1506.08502 · arxiv_version: 1506.08502v2 · doi: 10.48550/arxiv.1506.08502 · pith_short_12: WUHFWHC7WBR5 · pith_short_16: WUHFWHC7WBR5J2GT · pith_short_8: WUHFWHC7

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/WUHFWHC7WBR5J2GTQEYCL3RB4J \
  | 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: b50e5b1c5fb063d4e8d3813025ee21e24fa7b1fa7dacf447cac26b540ba21f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba43e01460bf55c96bb630a3b9b24660ad630ed291ff3239b533b690e327230d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-06-29T04:15:59Z",
    "title_canon_sha256": "6fad845a9bad18ac10c7fdd249ee60af35db4d45d1948e1bf162839d0f9540e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08502",
    "kind": "arxiv",
    "version": 2
  }
}