Pith Number

pith:2H4IBYYJ

pith:2021:2H4IBYYJNO4BPWWTCZTPHE4OCO

not attested not anchored not stored refs pending

DeFungi: Direct Mycological Examination of Microscopic Fungi Images

Camilo Javier Pineda Sopo, Farshid Hajati, Soheila Gheisari

arxiv:2109.07322 v1 · 2021-09-15 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2H4IBYYJNO4BPWWTCZTPHE4OCO}

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	2026-07-05T03:14:47.775385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1f880e3096bb817dad31666f3938e13b084ec16abd06516ed057fbe6b7502a5

Aliases

arxiv: 2109.07322 · arxiv_version: 2109.07322v1 · doi: 10.48550/arxiv.2109.07322 · pith_short_12: 2H4IBYYJNO4B · pith_short_16: 2H4IBYYJNO4BPWWT · pith_short_8: 2H4IBYYJ

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/2H4IBYYJNO4BPWWTCZTPHE4OCO \
  | 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: d1f880e3096bb817dad31666f3938e13b084ec16abd06516ed057fbe6b7502a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e4fe5403da418f8db09d1647f53a3bf36523fc15c2a2adbdb70873f98c688d1",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-09-15T14:25:28Z",
    "title_canon_sha256": "eecbdf36b3746cbc3059800ca0a36170af8e6cf9a189302305e40bf4de608a2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07322",
    "kind": "arxiv",
    "version": 1
  }
}