Pith Number

pith:KCZDJR5Q

pith:2018:KCZDJR5QNWMTUXMFLWSRZ6RZLH

not attested not anchored not stored refs pending

Ghost imaging with the human eye

Alessandro Boccolini, Alessandro Fedrizzi, Daniele Faccio

arxiv:1808.05137 v1 · 2018-08-13 · q-bio.NC · cs.CV · 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{KCZDJR5QNWMTUXMFLWSRZ6RZLH}

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	2026-05-17T23:50:24.385602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50b234c7b06d993a5d855da51cfa3959faf1d2d2a11aeb5a03f089fbe0a5b7b3

Aliases

arxiv: 1808.05137 · arxiv_version: 1808.05137v1 · doi: 10.48550/arxiv.1808.05137 · pith_short_12: KCZDJR5QNWMT · pith_short_16: KCZDJR5QNWMTUXMF · pith_short_8: KCZDJR5Q

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/KCZDJR5QNWMTUXMFLWSRZ6RZLH \
  | 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: 50b234c7b06d993a5d855da51cfa3959faf1d2d2a11aeb5a03f089fbe0a5b7b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "085b78a79c384a31fb80f830de9e6f248dd5eebb8967a5f848bbacf7922573b4",
    "cross_cats_sorted": [
      "cs.CV",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-08-13T17:04:53Z",
    "title_canon_sha256": "62be0961e929dfbf5d92e0ecc3ad39cd96d8f4cdfd982ba83fd04dd0e932bb69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05137",
    "kind": "arxiv",
    "version": 1
  }
}