Pith Number

pith:42V54SCM

pith:2018:42V54SCMYD375RCZLNKQNQYFE6

not attested not anchored not stored refs pending

PS-FCN: A Flexible Learning Framework for Photometric Stereo

Guanying Chen, Kai Han, Kwan-Yee K. Wong

arxiv:1807.08696 v1 · 2018-07-23 · 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{42V54SCMYD375RCZLNKQNQYFE6}

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	2026-05-18T00:10:04.990660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6abde484cc0f7fec4595b5506c305278db3d55fbdaa8da0d2d022f1bd163cf4

Aliases

arxiv: 1807.08696 · arxiv_version: 1807.08696v1 · doi: 10.48550/arxiv.1807.08696 · pith_short_12: 42V54SCMYD37 · pith_short_16: 42V54SCMYD375RCZ · pith_short_8: 42V54SCM

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/42V54SCMYD375RCZLNKQNQYFE6 \
  | 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: e6abde484cc0f7fec4595b5506c305278db3d55fbdaa8da0d2d022f1bd163cf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43a2a6274ca6fef97f5a1b00b615c8d2c46253a2d19c1660322aced8857c2631",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-23T16:13:27Z",
    "title_canon_sha256": "1b5810f5b214058d6c18c50641aa2a98bfe1e7d3c9a11cebd1ceb0104626c219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08696",
    "kind": "arxiv",
    "version": 1
  }
}