Pith Number

pith:GL2EFWI6

pith:2016:GL2EFWI6FDU5XSZQ2ZGEG6XSGB

not attested not anchored not stored refs pending

A unified approach to the well-posedness of some non-Lambertian models in Shape-from-Shading theory

Fabio Camilli, Silvia Tozza

arxiv:1603.06336 v3 · 2016-03-21 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GL2EFWI6FDU5XSZQ2ZGEG6XSGB}

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	2026-05-18T01:03:19.461838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32f442d91e28e9dbcb30d64c437af230594807e01370524869809e7a558e0fc0

Aliases

arxiv: 1603.06336 · arxiv_version: 1603.06336v3 · doi: 10.48550/arxiv.1603.06336 · pith_short_12: GL2EFWI6FDU5 · pith_short_16: GL2EFWI6FDU5XSZQ · pith_short_8: GL2EFWI6

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/GL2EFWI6FDU5XSZQ2ZGEG6XSGB \
  | 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: 32f442d91e28e9dbcb30d64c437af230594807e01370524869809e7a558e0fc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6457356a84102eb42240c4fd3b6afcf432538d0b559f3568b62d111c8fc0adb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-03-21T06:45:51Z",
    "title_canon_sha256": "b7eef2be2ce170af7ae1ec2e385ada7937a571e8ac7bf90c4da8a674a509f5ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06336",
    "kind": "arxiv",
    "version": 3
  }
}