Pith Number

pith:GI7H7FFJ

pith:2021:GI7H7FFJCSBH7VIR7YKPX2KSB4

not attested not anchored not stored refs pending

Single photon imaging and sensing of obscured objects around the corner

Patrick Rehain, Shenyu Zhu, Yong Meng Sua, Yu-ping Huang

arxiv:2106.08210 v1 · 2021-06-15 · 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{GI7H7FFJCSBH7VIR7YKPX2KSB4}

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	2026-07-05T04:42:08.618333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

323e7f94a914827fd511fe14fbe9520f15b5e7a5fb87bdc893c5a920fcde359e

Aliases

arxiv: 2106.08210 · arxiv_version: 2106.08210v1 · doi: 10.48550/arxiv.2106.08210 · pith_short_12: GI7H7FFJCSBH · pith_short_16: GI7H7FFJCSBH7VIR · pith_short_8: GI7H7FFJ

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/GI7H7FFJCSBH7VIR7YKPX2KSB4 \
  | 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: 323e7f94a914827fd511fe14fbe9520f15b5e7a5fb87bdc893c5a920fcde359e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee5919b3981d5b3d56c3972d47fb8c3a5f3f7da9538130ff8950a7b925e3cdc9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-06-15T15:17:07Z",
    "title_canon_sha256": "dd1ef740db754a22ea7c31cae4b23fa93f38cc288ffedecd67d21bece9b2895c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.08210",
    "kind": "arxiv",
    "version": 1
  }
}