Pith Number

pith:EIIIQH4F

pith:2014:EIIIQH4FZBF4LIHSSG7INQFDKT

not attested not anchored not stored refs pending

Computer Vision Approach for Low Cost, High Precision Measurement of Grapevine Trunk Diameter in Outdoor Conditions

Diego Sebasti\'an P\'erez, Facundo Bromberg, Francisco Gonzalez Antivilo

arxiv:1406.4845 v2 · 2014-05-16 · 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{EIIIQH4FZBF4LIHSSG7INQFDKT}

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	2026-05-18T01:15:15.453385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2210881f85c84bc5a0f291be86c0a354db393d0e756737ec6d15cbfc376c7717

Aliases

arxiv: 1406.4845 · arxiv_version: 1406.4845v2 · doi: 10.48550/arxiv.1406.4845 · pith_short_12: EIIIQH4FZBF4 · pith_short_16: EIIIQH4FZBF4LIHS · pith_short_8: EIIIQH4F

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/EIIIQH4FZBF4LIHSSG7INQFDKT \
  | 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: 2210881f85c84bc5a0f291be86c0a354db393d0e756737ec6d15cbfc376c7717

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4047af404b92d4eb1084e9a2d0ff4d1e96db52a55ab74ca252b7897b222f0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-05-16T18:44:58Z",
    "title_canon_sha256": "b23ab153826547dddfd29d3eac776aca12803936e41910c4b958d8591d634251"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4845",
    "kind": "arxiv",
    "version": 2
  }
}