Pith Number

pith:FN6EKP6D

pith:2022:FN6EKP6D7SB6BWB4NG2E665HDW

not attested not anchored not stored refs pending

New methods of removing debris and high-throughput counting of cyst nematode eggs extracted from field soil

Christopher Legner, Elizabeth Wlezien, Gregory Tylka, Santosh Pandey, Upender Kalwa

arxiv:2205.13363 v1 · 2022-05-25 · q-bio.QM · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FN6EKP6D7SB6BWB4NG2E665HDW}

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	2026-07-05T04:26:42.426696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b7c453fc3fc83e0d83c69b44f7ba71da1b476f850dbf33f263b8ad4b583b183

Aliases

arxiv: 2205.13363 · arxiv_version: 2205.13363v1 · doi: 10.48550/arxiv.2205.13363 · pith_short_12: FN6EKP6D7SB6 · pith_short_16: FN6EKP6D7SB6BWB4 · pith_short_8: FN6EKP6D

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/FN6EKP6D7SB6BWB4NG2E665HDW \
  | 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: 2b7c453fc3fc83e0d83c69b44f7ba71da1b476f850dbf33f263b8ad4b583b183

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f369eb073bd0589581df1a1c2ca13e4b5af102deee3e86801dfc33afaa10d7cd",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2022-05-25T01:55:27Z",
    "title_canon_sha256": "809ae50cc678e0803bd978040c087bbae2a3586b1cf71311a2d281f9ca02de4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.13363",
    "kind": "arxiv",
    "version": 1
  }
}