Pith Number

pith:IOIUKHH5

pith:2011:IOIUKHH572IMZMF4M4AI3M73VG

not attested not anchored not stored refs pending

Speckle-free laser imaging

Brandon Redding, Hui Cao, Michael A. Choma

arxiv:1110.6860 v1 · 2011-10-31 · 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{IOIUKHH572IMZMF4M4AI3M73VG}

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	2026-05-18T00:47:16.111489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4391451cfdfe90ccb0bc67008db3fba9837bf817b9f2ea59bc97c5722cfd8aee

Aliases

arxiv: 1110.6860 · arxiv_version: 1110.6860v1 · doi: 10.48550/arxiv.1110.6860 · pith_short_12: IOIUKHH572IM · pith_short_16: IOIUKHH572IMZMF4 · pith_short_8: IOIUKHH5

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/IOIUKHH572IMZMF4M4AI3M73VG \
  | 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: 4391451cfdfe90ccb0bc67008db3fba9837bf817b9f2ea59bc97c5722cfd8aee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb5223aebe188a313ade0c264eb35232707030de4228c81b31429288b74836be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-10-31T16:56:17Z",
    "title_canon_sha256": "2bedc18801f73ac8a13241f79564b90bd0b2893d38b7655d55f32cd904faef8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6860",
    "kind": "arxiv",
    "version": 1
  }
}