Pith Number

pith:RODW6DMH

pith:2015:RODW6DMHZ7TL2EACLYVEJL5R74

not attested not anchored not stored refs pending

Using curvature to distinguish between surface reflections and vessel contents in computer vision based recognition of materials in transparent vessels

Sagi Eppel

arxiv:1506.00168 v1 · 2015-05-30 · 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{RODW6DMHZ7TL2EACLYVEJL5R74}

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	2026-05-18T01:59:55.321535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b876f0d87cfe6bd10025e2a44afb1ff0530dc9145016bee3a53cdc52597d1b7

Aliases

arxiv: 1506.00168 · arxiv_version: 1506.00168v1 · doi: 10.48550/arxiv.1506.00168 · pith_short_12: RODW6DMHZ7TL · pith_short_16: RODW6DMHZ7TL2EAC · pith_short_8: RODW6DMH

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/RODW6DMHZ7TL2EACLYVEJL5R74 \
  | 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: 8b876f0d87cfe6bd10025e2a44afb1ff0530dc9145016bee3a53cdc52597d1b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c04aed86a18de60b99d2475c7d9e380f2d1e7e2f314a3ae5852d7c4c738a00c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-05-30T21:34:41Z",
    "title_canon_sha256": "5c86c66fddbb504da20ecbe23ffd24834c845dfeb562125778da363e81d13068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00168",
    "kind": "arxiv",
    "version": 1
  }
}