Pith Number

pith:XZH4265W

pith:2026:XZH4265WRIP6N4AHZU5EXBWHDB

not attested not anchored not stored refs pending

RespGeomLib: A Reproducible Parametric Engine for Generating Analysis-Ready Human Airway Lumen Geometry

Nichula Wasalathilaka, Parakrama Ekanayake, Roshan Godaliyadda

arxiv:2606.19169 v1 · 2026-06-17 · cs.GR · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZH4265WRIP6N4AHZU5EXBWHDB}

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	2026-06-19T16:11:58.444276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be4fcd7bb68a1fe6f007cd3a4b86c7186198aca02f8e5bbea058b9ea25b9cd7d

Aliases

arxiv: 2606.19169 · arxiv_version: 2606.19169v1 · doi: 10.48550/arxiv.2606.19169 · pith_short_12: XZH4265WRIP6 · pith_short_16: XZH4265WRIP6N4AH · pith_short_8: XZH4265W

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/XZH4265WRIP6N4AHZU5EXBWHDB \
  | 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: be4fcd7bb68a1fe6f007cd3a4b86c7186198aca02f8e5bbea058b9ea25b9cd7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af8158f4f33a0472acf2f70ce501e8276d2b0e568fd1f74ae5d4423c0d5df7f6",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2026-06-17T15:13:08Z",
    "title_canon_sha256": "57aa32b24d72fec468af07c6ba6e669ace300dce2b43cac16f6344428df8ac34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19169",
    "kind": "arxiv",
    "version": 1
  }
}