Pith Number

pith:CXWXJ74F

pith:2022:CXWXJ74FC5FFHPZU7WBLQGL5BY

not attested not anchored not stored refs pending

ORCa: Glossy Objects as Radiance Field Cameras

Akshat Dave, Ashok Veeraraghavan, Kushagra Tiwary, Nikhil Behari, Ramesh Raskar, Tzofi Klinghoffer

arxiv:2212.04531 v2 · 2022-12-08 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXWXJ74FC5FFHPZU7WBLQGL5BY}

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	2026-07-05T05:24:15.829022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ed74ff85174a53bf34fd82b8197d0e3ecdffe602a0eaf29a4bbbaffa3e8f6e

Aliases

arxiv: 2212.04531 · arxiv_version: 2212.04531v2 · doi: 10.48550/arxiv.2212.04531 · pith_short_12: CXWXJ74FC5FF · pith_short_16: CXWXJ74FC5FFHPZU · pith_short_8: CXWXJ74F

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/CXWXJ74FC5FFHPZU7WBLQGL5BY \
  | 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: 15ed74ff85174a53bf34fd82b8197d0e3ecdffe602a0eaf29a4bbbaffa3e8f6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a64548a75eaaecf59ae6497153d8bd4e7af9626d7445531283e3d989272b176",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-12-08T19:32:08Z",
    "title_canon_sha256": "3dd3c45394bf552960c5e923f8a29631e3cfae006d367af47cad7d09200860ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04531",
    "kind": "arxiv",
    "version": 2
  }
}