Pith Number

pith:J2HDJLYJ

pith:2024:J2HDJLYJUPILJERINWEYESTWKR

not attested not anchored not stored refs pending

Sparse Views, Near Light: A Practical Paradigm for Uncalibrated Point-light Photometric Stereo

Bastian Goldluecke, Bjoern Haefner, Daniel Cremers, Mohammed Brahimi, Zhenzhang Ye

arxiv:2404.00098 v1 · 2024-03-29 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2HDJLYJUPILJERINWEYESTWKR}

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	2026-07-05T08:02:27.689468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e8e34af09a3d0b492286d89824a76546ad9d5d94eb9a1e7f95a099ecf3696de

Aliases

arxiv: 2404.00098 · arxiv_version: 2404.00098v1 · doi: 10.48550/arxiv.2404.00098 · pith_short_12: J2HDJLYJUPIL · pith_short_16: J2HDJLYJUPILJERI · pith_short_8: J2HDJLYJ

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/J2HDJLYJUPILJERINWEYESTWKR \
  | 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: 4e8e34af09a3d0b492286d89824a76546ad9d5d94eb9a1e7f95a099ecf3696de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9006d65a07ab59a7273f09afd8fb6879b1b065e782b6ad72ca33d5b775e9b909",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-03-29T18:09:11Z",
    "title_canon_sha256": "45fa2b7c8c1c3c92addbae5cdedba58942866237588c4166a0b25d3391327f88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.00098",
    "kind": "arxiv",
    "version": 1
  }
}