Pith Number

pith:XIPBX6CX

pith:2018:XIPBX6CX5OQPI6UD6CDKX3K7A7

not attested not anchored not stored refs pending

Segmenting root systems in X-ray computed tomography images using level sets

Amy Tabb, Christopher N. Topp, Keith E. Duncan

arxiv:1809.06398 v1 · 2018-09-17 · 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{XIPBX6CX5OQPI6UD6CDKX3K7A7}

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	2026-05-18T00:05:27.304245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba1e1bf857eba0f47a83f086abed5f07c0be21ef494d5fd0d67bd88c30e118fd

Aliases

arxiv: 1809.06398 · arxiv_version: 1809.06398v1 · doi: 10.48550/arxiv.1809.06398 · pith_short_12: XIPBX6CX5OQP · pith_short_16: XIPBX6CX5OQPI6UD · pith_short_8: XIPBX6CX

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/XIPBX6CX5OQPI6UD6CDKX3K7A7 \
  | 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: ba1e1bf857eba0f47a83f086abed5f07c0be21ef494d5fd0d67bd88c30e118fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a53622ba5c42f394372d08dc67e72390ea3acfbe69830a2d2c4ffe747456adb3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-17T18:31:51Z",
    "title_canon_sha256": "486f60808d42e50b5b3b81272de4ac82b0814d826e3ab315af9fda132a5e22de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06398",
    "kind": "arxiv",
    "version": 1
  }
}